F(x) = x² + 2x - 1
f(2) = 2² + 2 · 2 - 1 = 4 + 4 - 1 = 7
f(-2) = (-2)² + 2 · (-2) - 1 = 4 - 4 - 1 = -1
f(3) = 3² + 2 · 3 - 1 = 9 + 6 - 1 = 14
f(-3) = (-3)² + 2 · (-3) - 1 = 9 - 6 - 1 = 2
The range = {-1; 2; 7; 14}
Answer:
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-58
Step-by-step explanation:
Im pretty sure hope it helps
Answer:
It would take him 6 minutes to walk 720 feet.
Step-by-step explanation:
720 / 2 = 360 (seconds)
360 seconds = 6 minutes
<em>Answer 1513/78 or 19 31/78 </em>
<em>Multiply both numerators and denominators. Result fraction keep to lowest possible denominator GCD (1513, 78) = 1. In the next intermediate step the fraction result cannot be further simplified by cancelling.</em>
<em>In words - seventeen multiplied by eighty-nine seventy-eighths = one thousand five hundred thirteen seventy-eighths.</em>
