Use the quadratic formula to find any x-intercepts on the graph of the equation.2x2 = -8x - 5
A. 
B. 
C. 
D. 
Answer: C
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Solve the problem.Eduardo has a balance of $3265.96 on a credit card with an annual percentage rate (APR) of 12.6%. His credit card requires a minimum monthly payment of 2% of the balance. If he transfers his balance to a credit card with an APR of 8.5% how much of his first payment would be interest and how much would be applied to reduce the principal?
A. Interest: $34.29; amount applied to principal: $31.03 B. Interest: $34.29; amount applied to principal: $36.14 C. Interest: $23.13; amount applied to principal: $42.19 D. Interest: $23.13; amount applied to principal: $47.51
Find í if a = 13 and b = 20.7.
a. 32.13ø
b. 30.54ø
c. 57.87ø
d. 59.46ø
e. 61.91ø
Use De Moivre's theorem to evaluate the expression. Write the result in standard form.(cos 30° + i sin 30°)24
A. 1 B. -1 C. -i D. i
In a survey it was determined that the demand equation for VCRs is given by
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The demand equation for blank VCR tapes is given by
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where p and q denote the unit prices, respectively, and x and y denote the number of VCRs and the number of blank VCR tapes demanded each week. Determine whether these two products are substitute, complementary, or neither.
What will be an ideal response?