Solve the equation.
+ 2 = - 
A. - 1
B. - 
C. 
D. 1
Answer: B
Mathematics
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Find the foci of the ellipse.
+ 
= 1
A. (-2, -11), (-2, 1) B. (-2, -15), (-2, 5) C. (-13, -2), (3, -2) D. (-2, -13), (-2, 3)
Mathematics
Information is given about a polynomial f(x) whose coefficients are real numbers. Find the remaining zeros of f.Degree 4; zeros: 3 - 5i, 9i
A. -3 - 5i, -9i B. 3 + 5i, 9 - i C. 3 + 5i, -9i D. -3 + 5i, -9i
Mathematics
Solve and check.x2 - 4x - 45 = 0
A. -5, 9 B. -9, 5 C. -5, -9 D. 5, 9
Mathematics
Solve.A tent has the dimensions shown in feet. Find d so that the pitch of the left side of the tent roof is 
.
A. 1
feet
B. 4 feet
C. 5 feet
D. 
feet
Mathematics