The answer is 35. 2x2-6x+15
2(-2)2-6(-2)+15
8+12+15
35.
And this is not calculus...
2
All the time
Negative 11
6
54.3 squared
x equals negative b plus or minus the square root of b squared minus 4bc over 2a
2
Negative times positive equals negative.
Positive (Plus) times Negative (Minus) always equals a negative (minus).
All the time
Negative 11
x= Negative 4
x = plus or minus 6.
6
(-3)-(4)=(-3)+4=1 Minus times minus equals plus. The reason for this we need not discuss.
54.3 squared
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