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Recent questions tagged multiplication


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Interactive Lesson: How well do know multiplication?
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Interactive Lesson: How well do know multiplication? Interactive Lesson: How well do know multiplication?     ...
by Pieter SIlver Status
(18,061 points)
asked in Mathematics 2 days ago
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Can you do matrix multiplication using dot products?
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Can you do matrix multiplication using dot products?Can you do matrix multiplication using dot products? ...
by MathsGee Platinum
(103,030 points)
asked in Mathematics Jan 13
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Let $A$ and $B$ be $n \times n$ matrices. Which of the following is true?
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Let $A$ and $B$ be $n \times n$ matrices. Which of the following is true?Let $A$ and $B$ be $n \times n$ matrices. Which of the following is true?   A) $\operatorname{det}(A)=\operatorname{det}(-A)$ B) $\operatornam ...
by MathsGee Platinum
(103,030 points)
asked in Mathematics Jan 13
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Let $A$ be an $n \times n$ matrix with $I_{n}$ the identity matrix. The statement det $A \neq 0$ is equivalent to:
0 answers 5 views
Let $A$ be an $n \times n$ matrix with $I_{n}$ the identity matrix. The statement det $A \neq 0$ is equivalent to:Let $A$ be an $n \times n$ matrix with $I_{n}$ the identity matrix. The statement det $A \neq 0$ is equivalent to:   A. All the given options a ...
by MathsGee Platinum
(103,030 points)
asked in Mathematics Jan 13
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Evaluate \begin{align} \begin{array}{r} 136 \\ \times 54 \\ \hline \end{array} \end{align}
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\[ (6 \times 10000)+(8 \times 1000)+(5 \times 100)+(3 \times 1)= \]
1 answer 37 views
\[ (6 \times 10000)+(8 \times 1000)+(5 \times 100)+(3 \times 1)= \]\ (6 \times 10000)+(8 \times 1000)+(5 \times 100)+(3 \times 1)= \ \(\mathrm{A} \quad 6853\) \(\begin{array}{ll}\text { B } & 685053\end{array}\) ...
by Student SIlver Status
(10,386 points)
asked in Mathematics Sep 27, 2021
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A company wants to have 3 -digit phone extensions with the first digit not being zero.
1 answer 74 views
A company wants to have 3 -digit phone extensions with the first digit not being zero.A company wants to have 3 -digit phone extensions with the first digit not being zero. a. How many possible extensions are there? b. For moral and sa ...
by Siyavula Bronze Status
(7,016 points)
asked in Mathematics Sep 5, 2021
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How do you count choices using the Multiplication Principle?
1 answer 55 views
How do you count choices using the Multiplication Principle?How do you count choices using the Multiplication Principle? ...
by Siyavula Bronze Status
(7,016 points)
asked in Mathematics Sep 5, 2021
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Complete the multiplication of the following binomials by  trinomials.
0 answers 33 views
Complete the multiplication of the following binomials by  trinomials.Complete the multiplication of the following binomials by  trinomials. \ \begin{array}{ll} 1 & (4 p-2)\left(5 p^{2}+3 p+3\right) \\ 2 & ...
by MathsGee Platinum
(103,030 points)
asked in Mathematics Sep 1, 2021
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What do the Associative Properties allow us to do when following the order of operations? Explain your answer.
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What does the inverse property of multiplication state?
1 answer 97 views
What does the inverse property of multiplication state?What does the inverse property of multiplication state? ...
by MathsGee Platinum
(103,030 points)
asked in Mathematics Jul 29, 2021
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What does the identity property of multiplication state?
1 answer 152 views
What does the identity property of multiplication state?What does the identity property of multiplication state? ...
by MathsGee Platinum
(103,030 points)
asked in Mathematics Jul 29, 2021
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What does the distributive property of addition and multiplication state?
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What do the associative properties of addition and multiplication state?
1 answer 97 views
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Find the matrices $AB$ and $BA$
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Find the matrices $AB$ and $BA$\begin{equation} \begin{aligned} &\text { Find } A B \text { and } B A .\\ &\text { Where } A=\left\begin{array}{ccc} 1 & -1 & 1 \\ - ...
by MathsGee Platinum
(103,030 points)
asked in Mathematics Jul 24, 2021
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What is necessary condition for matrix multiplication?
1 answer 284 views
What is necessary condition for matrix multiplication?What is necessary condition for matrix multiplication? ...
by MathsGee Platinum
(103,030 points)
asked in Mathematics Jul 24, 2021
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"Matrix multiplication is always commutative" True or False? Justify your answer.
0 answers 81 views
"Matrix multiplication is always commutative" True or False? Justify your answer."Matrix multiplication is always commutative" True or False? Justify your answer. ...
by MathsGee Platinum
(103,030 points)
asked in Mathematics Jul 24, 2021
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Exponents are the powers that are used to simplify the multiplication and division of _____________
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What is the sum of the two missing numbers in the multiplication $6 A 3 \times 5=346 B ?$
0 answers 43 views
What is the sum of the two missing numbers in the multiplication $6 A 3 \times 5=346 B ?$What is the sum of the two missing numbers in the multiplication $6 A 3 \times 5=346 B ?$ ...
by Edzai Zvobwo Bronze Status
(8,804 points)
asked in Mathematics Jun 26, 2021
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If a taxpayer paid $\$ 28,925.35$ in federal tax, what was her gross annual income for 2011?
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If a taxpayer paid $\$ 28,925.35$ in federal tax, what was her gross annual income for 2011?In 2011 , Canadian federal tax rates were $0 \%$ on the first $\$ 10,527$ of gross income earned, $15 \%$ on the next $\$ 31,017,22 \%$ on the next $\ ...
by Maths Genie Bronze Status
(5,338 points)
asked in Mathematics Jun 17, 2021
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Solve the linear equation $\frac{3 m}{4}+2 m=4 m-15$
1 answer 52 views
Solve the linear equation $\frac{3 m}{4}+2 m=4 m-15$Solve the linear equation  $\frac{3 m}{4}+2 m=4 m-15$ ...
by Maths Genie Bronze Status
(5,338 points)
asked in Mathematics Jun 17, 2021
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Let $R$ be the real line. Consider the following subsets of the plane $\boldsymbol{R} \times \boldsymbol{R}$ 
1 answer 91 views
Let $R$ be the real line. Consider the following subsets of the plane $\boldsymbol{R} \times \boldsymbol{R}$ Let $R$ be the real line. Consider the following subsets of the plane $\boldsymbol{R} \times \boldsymbol{R}$ $S=\{(x, y): y=x+1$ and $0<x<2\}$ ...
by MathsGee Platinum
(103,030 points)
asked in Mathematics Jun 9, 2021
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Find the following product. $$ (1-3 x)\left(x^{2}+2 x-5\right) $$
1 answer 56 views
Find the following product. $$ (1-3 x)\left(x^{2}+2 x-5\right) $$Find the following product. $$ (1-3 x)\left(x^{2}+2 x-5\right) $$ ...
by MathsGee Platinum
(103,030 points)
asked in Mathematics May 30, 2021
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