Answer:
65
Step-by-step explanation:
-3x^3 + 7x^2 -7x-1
Let x = -2
-3(-2)^3 +7(-2)^2 -7(-2) -1
According to PEMDAS, Powers first
-3(-8) +7(4) +14 -1
Then multiply
24 +28 +14-1
Then add and subtract
65
Answer:
Step-by-step explanation:
There are two simple rules to remember: When you multiply a negative number by a positive number then the product is always negative. When you multiply two negative numbers or two positive numbers then the product is always positive.
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Mathematically, 10 times.
Realistically, you can't tell.
