Work Shown
x = -2 fits in the interval -3 ≤ x < 4 since -3 ≤ -2 < 4 is true.
f(x) = 2x² - 9 when -3 ≤ x < 4
f(-2) = 2(-2)² - 9
f(-2) = 2(4) - 9
f(-2) = 8 - 9
f(-2) = -1
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