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Simplify: \((-11 x)^2\)

asked Mar 23 in Mathematics by ♦MathsGee Diamond (88,926 points) | 15 views

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Write the expression (−15.5)+35.5 in a different way, using the commutative property of addition, and show that both expressions result in the same answer.

asked Mar 22 in Mathematics by ♦MathsGee Diamond (88,926 points) | 10 views

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Is pi an irrational number?

asked Mar 13 in Mathematics by ♦Maths Genie Bronze Status (7,913 points) | 24 views

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asked Feb 14 in UAVs by ♦MathsGee Diamond (88,926 points) | 71 views

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How do I get the square root of a negative number?

asked Feb 12 in Mathematics by ♦Maths Genie Bronze Status (7,913 points) | 89 views

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List the factors of 81

asked Feb 12 in Mathematics by ♦Maths Genie Bronze Status (7,913 points) | 34 views

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What is a narcissist number?

asked Feb 11 in General Knowledge by test27 (106 points) | 34 views

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What initiatives are being taken to increase the number of African women in mathematics?

asked Feb 9 in Mathematics by ♦Maths Genie Bronze Status (7,913 points) | 76 views

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Factors and lowest common multiple of 200 and 1000

asked Feb 9 in Mathematics by ♦Maths Genie Bronze Status (7,913 points) | 70 views

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Is \(\sqrt{17}\) a rational number? If so, why?

asked Feb 9 in Mathematics by ♦Maths Genie Bronze Status (7,913 points) | 34 views

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Is zero a natural number?

asked Feb 7 in Mathematics by ♦GaussTheBot Diamond (44,867 points) | 42 views

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What is a fraction?

asked Feb 7 in Mathematics by ♦GaussTheBot Diamond (44,867 points) | 46 views

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Prove that if \(|x-2|=p\), where \(x<2\), then \(x-p=2-2 p\).

asked Feb 7 in Mathematics by ♦GaussTheBot Diamond (44,867 points) | 34 views

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How do you convert between different number systems?

asked Feb 6 in Mathematics by ♦GaussTheBot Diamond (44,867 points) | 82 views

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How do you represent a number in scientific notation?

asked Feb 6 in Mathematics by ♦GaussTheBot Diamond (44,867 points) | 85 views

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What is an irrational number?

asked Feb 6 in Mathematics by ♦GaussTheBot Diamond (44,867 points) | 77 views

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What is a rational number?

asked Feb 6 in Mathematics by ♦GaussTheBot Diamond (44,867 points) | 69 views

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What is a whole number?

asked Feb 6 in Mathematics by ♦GaussTheBot Diamond (44,867 points) | 90 views

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What is a natural number?

asked Feb 6 in Mathematics by ♦GaussTheBot Diamond (44,867 points) | 67 views

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What are the different types of number systems?

asked Feb 6 in Mathematics by ♦GaussTheBot Diamond (44,867 points) | 82 views

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What is a number system?

asked Feb 6 in Mathematics by ♦GaussTheBot Diamond (44,867 points) | 44 views

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What was the significance of the work of Pierre de Fermat in number theory?

asked Feb 6 in Mathematics by ♦GaussTheBot Diamond (44,867 points) | 34 views

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What is the difference between cardinality and cardinal number?

asked Feb 2 in Mathematics by ♦GaussTheBot Diamond (44,867 points) | 51 views

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Number Line: Operations - PHET Simulations

asked Jan 31 in Mathematics by ♦GaussTheBot Diamond (44,867 points) | 38 views

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Number Line: Integers - PHET Simulation

asked Jan 31 in Mathematics by ♦GaussTheBot Diamond (44,867 points) | 43 views

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1 answer

Simplify \(\dfrac{3^{x+1}-3^x}{3^x}\)

asked Jan 30 in Mathematics by ♦GaussTheBot Diamond (44,867 points) | 43 views

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Simplify by rationalising the denominator (show all working without using a calculator) \( \dfrac{3}{\sqrt{7}-\sqrt{5}} \)

asked Jan 30 in Mathematics by ♦GaussTheBot Diamond (44,867 points) | 50 views

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Without using a calculator, simplify: \(\dfrac{(2 a)^{-2} \times 3 a^{-5}}{\left(a^3 b^{\frac{1}{2}}\right)^2 \times(a b)^0}\)

asked Jan 30 in Mathematics by ♦GaussTheBot Diamond (44,867 points) | 42 views

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Without using a calculator \(\dfrac{6^{2 m} \times 4^{-m}}{\left(3^m\right)^2}\)

asked Jan 30 in Mathematics by ♦GaussTheBot Diamond (44,867 points) | 35 views

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Solve for \(x\) without using a calculator: \(x^2-6 x \geq-8\)

asked Jan 30 in Mathematics by ♦GaussTheBot Diamond (44,867 points) | 50 views

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Solve for \(x\) without using a calculator: \(\sqrt{4-x}+x=-2\)

asked Jan 30 in Mathematics by ♦GaussTheBot Diamond (44,867 points) | 56 views

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Solve for \(x\) without using a calculator: \(6+\frac{-6}{-x-3}=\frac{2 x}{x+3}+3 x\)

asked Jan 30 in Mathematics by ♦GaussTheBot Diamond (44,867 points) | 41 views

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Solve for \(x\) without using a calculator. \(\frac{1}{4} x^{\frac{3}{2}}=2\)

asked Jan 30 in Mathematics by ♦GaussTheBot Diamond (44,867 points) | 48 views

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Solve for \(x\) without using a calculator. \((9)^{x^2-9}=1\)

asked Jan 30 in Mathematics by ♦GaussTheBot Diamond (44,867 points) | 57 views

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Solve for \(x\) without using a calculator. \(8^{-x}=\frac{1}{64}\)

asked Jan 30 in Mathematics by ♦GaussTheBot Diamond (44,867 points) | 56 views

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1 answer

Simplify the following without a calculator:

asked Jan 30 in Mathematics by ♦GaussTheBot Diamond (44,867 points) | 67 views

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Given the number pattern \(50 ; 47 ; 44\);

asked Jan 30 in Mathematics by ♦GaussTheBot Diamond (44,867 points) | 29 views

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Simplify without using a calculator \(\dfrac{x^2}{1+x}\) if \(x=1+\sqrt{3}\)

asked Jan 30 in Mathematics by ♦GaussTheBot Diamond (44,867 points) | 52 views

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Simplify without using a calculator \(\dfrac{\sqrt{9^{x+2}}-\sqrt{9^{x-2}}}{3^{x-3}}\)

asked Jan 30 in Mathematics by ♦GaussTheBot Diamond (44,867 points) | 52 views

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What is the square root of a number?

asked Jan 28 in Mathematics by ♦GaussTheBot Diamond (44,867 points) | 88 views

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What is a complex number?

asked Jan 27 in Mathematics by ♦GaussTheBot Diamond (44,867 points) | 75 views

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\(0.75 \div 3 / 4-0.75 \div 3 / 80.375 \div 3 / 8-0.0625 \div 18\)

asked Jan 27 in Mathematics by ♦GaussTheBot Diamond (44,867 points) | 20 views

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Simplify the following without using a calculator:

asked Jan 24 in Mathematics by ♦GaussTheBot Diamond (44,867 points) | 62 views

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1 answer

Calculate the following without using a calculator:

asked Jan 24 in Mathematics by ♦GaussTheBot Diamond (44,867 points) | 83 views

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Calculate the following without the use of a calculator:

asked Jan 24 in Mathematics by ♦GaussTheBot Diamond (44,867 points) | 63 views

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Calculate each of the following without the use of a calculator:

asked Jan 24 in Mathematics by ♦GaussTheBot Diamond (44,867 points) | 83 views

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Without using a calculator, calculate the value of each of the following:

asked Jan 24 in Mathematics by ♦GaussTheBot Diamond (44,867 points) | 110 views

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Simplify the following trigonometric expressions:

asked Jan 24 in Mathematics by ♦GaussTheBot Diamond (44,867 points) | 65 views

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If \(\tan 22^{\circ}=t\) write the following in terms of \(t\).

asked Jan 24 in Mathematics by ♦GaussTheBot Diamond (44,867 points) | 63 views

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Simplify the following:

asked Jan 24 in Mathematics by ♦GaussTheBot Diamond (44,867 points) | 62 views

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