Solve the problem.If h = -16t2 + 192t represents the height of a firework, in feet, t seconds after is was fired, when will the firework be 576 feet high?
A. 96 sec
B. -6 sec
C. 6 sec
D. 36 sec
Answer: C
Mathematics
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Use the rules for exponents to rewrite the expression and then evaluate the new expression. (-2)2(-2)3
A. -64
B. -32
C. 
D. 
Mathematics
Write a slope-intercept equation for a line with the given characteristics.m = - 
, passes through (-8, 3)
A. y = - 
x + 
B. y = - 
x - 
C. y = - 
x + 3
D. y = 
x + 
Mathematics
Solve the equation by making an appropriate substitution.x4 - 7x2 + 6 = 0
A. {-1, 1, -
, 
}
B. {1, 6}
C. {1, 
}
D. {-1, 1, -i
, i
}
Mathematics
Perform the indicated elementary row operations in the stated order.
; 
A. 
B. 
C. 
D. 
Mathematics