Answer:
12
Step-by-step explanation:
18 - 27 - 90 = 63 degrees. Special thingy so answer is above
f(x) = -139
f(x) = 3x^2 + 10 If f(-7)
f(-7)= 3 * -7^2 + 10
F(-7) = 3 * -49 + 10
f(-7) = -147 + 10
f(-7) = -139
2.7
A coefficient is the number multiplied by the variable and is frequently to the left of the variable.
Therefore, it is 2.7
Hope this helps :)
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