Use a graphing utility to approximate the real solutions, if any, of the equation rounded to two decimal places.2x4 - 5x2 + 7x = 14
A. {-2.32, 1.70}
B. {-2.31, 1.69}
C. {-2.31, 1.70}
D. {-2.30, 1.69}
Answer: B
Mathematics
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Solve.
+ 
= -1
A. 0
B. No solution
C. - 
D. 5
Mathematics
Subtract. Check by adding.
A. 1128 B. 240 C. 144 D. 244
Mathematics
Find the equation of the parabola whose vertex and focus are shown.
A. y2 = 32x B. y2 = -32x C. y2 = -8x D. x2 = -32y
Mathematics
Sketch the graph of the function. Use the graph to find the value of the requested quantity.f(x) = 
; 
f(x)
A. -8 B. 0 C. 16 D. does not exist
Mathematics