Solve the equation by completing the square.5x2 + 2x - 3 = 0
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Provide an appropriate response.What is the sum of the exponents of x and y in each term of the expansion of a binomial?
What will be an ideal response?
Mathematics
Use the quadratic formula to find the exact solutions.4x2 - 21x - 18 = 0
A. - 
, 6
B. - 
, 12
C. -6, 
D. -3, 6
Mathematics
Find the equation of the line described, and express your answer in the specified form.Perpendicular to the line -2x + 5y = 4; passes through the point (-7, -9); standard form
A. 5x - 2y = -53 B. 5x - 2y = 4 C. 5x + 2y = -53 D. -2x - 5y = -53
Mathematics
Verify that the matrix is invertible and find its inverse.A = 
A. A-1 = 
B. A-1 = 
C. A-1 = 
D. A-1 = 
Mathematics