Question

If A=3x2+4x-6 and B=4x3-2x2+5.Find the value of A+2B when x= (-2).​

Answer 1

Answer:

I don't no answer for this question

Answer 2

Answer:

answer is....

Step-by-step explanation:

when we put x=-2 in equation A then we get 3×(-2)^2 + 4×-2-6 = 12-14= -2 when in equation B then 4×(-2)^3 -2×(-2)^2 +5= -32-8+5 = -40+5 = -35 A+2dB= -2+2×-35 = -2-7= -72