shaheck shaheck

02-12-2020
Mathematics

contestada

What is the value of 3x^2+4x+12 when x=-2

Respuesta :

MammasYoshi420 MammasYoshi420

02-12-2020

56 is the answer to the equation

Answer Link

Dinowarrior Dinowarrior

02-12-2020

Answer:

16

Step-by-step explanation:

3 x -2^2 + 4 x -2 + 12

first do exponents -2 x -2 = 4

3 x 4 + 4 x -2 + 12

Next do multiplication or division from left to right

12 - 8 + 12

now do subtraction or addition from left to right

4 + 12

16

Answer Link

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