2(-7)² = ______?
2(-7)² = ______?
Explanation
To evaluate 2(-7)²:
First, calculate the exponent:
(-7)² = (-7) × (-7) = 49
Now, multiply by 2:
2 × 49 = 98
To evaluate 2(-7)²:
First, calculate the exponent:
(-7)² = (-7) × (-7) = 49
Now, multiply by 2:
2 × 49 = 98