B X3-2x2+x-xy2; - Gauthmath

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Question

Given g(x)=-2x+2 and f(x)=3x^2+4 , find (g+f)(-3).SHOW LESS170

Solution

user avatar imageAnswer 39Explanationget the result:f{(- 3 )} + g{(- 3 )} = (3 \cdot (- 3)^{2} + 4) + (- 2 \cdot (- 3) + 2)Remove the parentheses:3 \times 3^{2} + 4 + 2 \times 3 + 2Calculate the power:3 \times 9 + 4 + 2 \times 3 + 2Calculate the product or quotient:27 + 4 + 2 \times 3 + 2Calculate the product or quotient:27 + 4 + 6 + 2Calculate the sum or difference:31 + 6 + 2Calculate the sum or difference:37 + 2Calculate the sum or difference:39Answer: 39Click to rate:93(777 votes)Search questionBy textBy image/screenshotDrop your file here orClick Hereto upload

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