32
30
-30
-32
Correct answer is C
Let \(p(x) = -2x^3 + 6x^2 + 17x - 21\)
Using the remainder theorem
Let \(x + 1 = 0\)
∴ \(x = -1\)
Since, \((x + 1)\) divides \(p(x)\), then, remainder will be p(-1)
⇒ p(-1) = -2(-1)\(^3 + 6(-1)^2\) + 17(-1) - 21
∴ p(-1) = -30
What is log7(49a) - log10(0.01)?...
If cos x = - \(\frac{5}{13}\) where 180° < X < 270°, what is the value of tan x -sin x...
Express 16.54 x 10\(^{-5}\) - 6.76 x 10\(^{-8}\) + 0.23 x 10\(^{-6}\) in standard form...
Change 432\(_{five}\) to a number in base three....
Find the value of L in the frustum ...
If n(P) = 20 and n(Q) = 30 and n(PuQ) = 40, find the value n(PnQ) ...
Evaluate \(\frac{3524}{0.05}\) correct to 3 significant figures...
If \(T = 2\pi \sqrt{\frac{l}{g}}\), make g the subject of the formula ...