Area of the triangle formed by a1- b1a2- b2a3- b3 is given by 1-2 a1 b1 a2 a2 b2 a3 a3 b3 a1

Area of triangle formed by (a_1, b_1)(a_2, b_2)(a_3, b_3) is given by ± 1/2 a_1 amp; b_1 amp; a_2 a_2 amp; b_2 amp; a_3 a_3 amp; b_3 amp; a_ ...

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Area of Triangle with Coordinates of Vertices Given

Area of the t...

Question

Area of the triangle formed by $(a_{1}, b_{1}) (a_{2}, b_{2}) (a_{3}, b_{3})$ is given by $\frac{1}{2} ∣ ∣ ∣ ∣ \begin{matrix} a_{1} & b_{1} & a_{2} a_{2} & b_{2} & a_{3} a_{3} & b_{3} & a_{1} \end{matrix} ∣ ∣ ∣ ∣$

True

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False

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(a_{1}, b_{1}) (a_{2}, b_{2}) (a_{3}, b_{3})

\frac{1}{2} ∣ ∣ ∣ ∣ \begin{matrix} a_{1} & b_{1} & a_{2} a_{2} & b_{2} & a_{3} a_{3} & b_{3} & a_{1} \end{matrix} ∣ ∣ ∣ ∣

x = a (1 - t^{2})

y = a t (1 - t^{2})

- 1 \leq t \leq 1

Question 38

In direct proportion, $\frac{a_{1}}{b_{1}}$ ___ $\frac{a_{2}}{b_{2}}$ .

\frac{a^{3} + b^{3} + 1}{a b} =

1 + i, - 1 + i, 2 i

z, i z, z + i z

\frac{1}{2} | z |^{2}

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