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The angle between vectors $(1,3,-2)$ and $(4,-2,-1)$ is
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The angle between vectors $(1,3,-2)$ and $(4,-2,-1)$ isThe angle between vectors $(1,3,-2)$ and $(4,-2,-1)$ is   A) 0 B) $\dfrac{\pi}{3}$ C) $\dfrac{\pi}{2}$ D) $\pi$ E) none of the above ...
by MathsGee Platinum
(103,030 points)
asked in Mathematics Jan 13
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The angle between vectors $(2,6,-4)$ and $(4,-2,-1)$ is
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The angle between vectors $(2,6,-4)$ and $(4,-2,-1)$ isThe angle between vectors $(2,6,-4)$ and $(4,-2,-1)$ is   A. 0 B. $\dfrac{\pi}{3}$ C. $\dfrac{\pi}{2}$ D. $\pi$ E. none of the above ...
by MathsGee Platinum
(103,030 points)
asked in Mathematics Jan 13
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The angle between vectors $(1,3,-2)$ and $(4,-2,-1)$ is
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The angle between vectors $(1,3,-2)$ and $(4,-2,-1)$ isThe angle between vectors $(1,3,-2)$ and $(4,-2,-1)$ is   A) 0 B) $\frac{\pi}{3}$ C) $\frac{\pi}{2}$ D) $\pi$ E) none of the above ...
by MathsGee Platinum
(103,030 points)
asked in Mathematics Jan 13
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Find the intercepts on the $x$ - and $y$-axes (if any) for the function $f(x)=\frac{x^{2}-3}{x+2}$ and discuss symmetry.
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What are compound angle identities?
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What are compound angle identities?What are compound angle identities? ...
by MathsGee Platinum
(103,030 points)
asked in Mathematics Jan 13
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What is the double angle formulae in trigonometry?
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What is the double angle formulae in trigonometry?What is the double angle formulae in trigonometry? ...
by MathsGee Platinum
(103,030 points)
asked in Mathematics Jan 13
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Derive the formula \(\cos A \cos B=\frac{1}{2}(\cos (A+B)+\cos (A-B))\)
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Derive the formula \(\cos A \cos B=\frac{1}{2}(\cos (A+B)+\cos (A-B))\)Derive the formula \(\cos A \cos B=\frac{1}{2}(\cos (A+B)+\cos (A-B))\) ...
by MathsGee Platinum
(103,030 points)
asked in Mathematics Jan 13
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Use double angle formulae to prove the identities
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Use double angle formulae to prove the identitiesUse double angle formulae to prove the identities \ \sin 2 A=\frac{2 \tan A}{1+\tan ^{2} A}, \quad \cos 2 A=\frac{1-\tan ^{2} A}{1+\tan ^{2} A}, \qua ...
by MathsGee Platinum
(103,030 points)
asked in Mathematics Jan 13
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Derive the following identities by putting \(C=A+B\) and \(D=A-B\) (and expressing \(A\) and \(B\) in terms of \(C\) and \(D)\)
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You are curious how tall a tree is, but don't have any way to climb it. Describe a method for determining the height.
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Find the image of p(-3, 5) when rotated through 360 degrees about the origin.
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Please what happens with a 360 degree rotation?
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Please what happens with a 360 degree rotation?Find the image of p(-3, 5) when rotated through 360 degrees about the origin. ...
by Marvellous
asked in Mathematics Dec 29, 2021
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Given that A=38,2° and B=146,4°. Calculate the value of: sin2A - cos¼B

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Given that A=38,2° and B=146,4°. What is the value of the following expression: 3sin²A

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The graph of the relation \(y=x^{2}+2 x+k\) passes through the point \((2,0)\). Find the values of \(\mathrm{k}\)
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As a pendulum is raised to higher altitudes, its period:
1 answer 50 views
As a pendulum is raised to higher altitudes, its period:As a pendulum is raised to higher altitudes, its period: w) increases x) decreases y) remains the same z) decreases, then remains the same ...
by Digitized Wooden
(1,150 points)
asked in Physics Oct 5, 2021
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What is the radian measure of a circle?
1 answer 57 views
What is the radian measure of a circle?What is the radian measure of a circle? ...
by MathsGee Platinum
(103,030 points)
asked in Mathematics Sep 19, 2021
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When is an angle said to be in standard position?
1 answer 69 views
When is an angle said to be in standard position?When is an angle said to be in standard position? ...
by MathsGee Platinum
(103,030 points)
asked in Mathematics Sep 19, 2021
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