Rotate the axes to eliminate the xy-term in the equation. Then write the equation in standard form.
?
?
A. 
B. 
C. 
D. 
E. 
Answer: D
Mathematics
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Use the quadratic formula to solve the equation.12y2 = 13y - 3
A. y = 
, 
B. y = 
, 
C. y = - 
, 
D. y = 3, 
Mathematics
Simplify the expression.165/4
A. 128 B. 256 C. 32 D. 512
Mathematics
Multiply.(-80) ? 9
A. -640 B. 89 C. -720 D. -800
Mathematics
Simplify by factoring out the given factor.x4/5 + 3x2/5; x2/5
A. x2/5(x-2/5 + 3) B. x2/5(x2/5 + 3) C. x1/5(x2/5 + 3) D. x1/5(x4/5 + 3)
Mathematics