Solve the quadratic equation by the square root property.6x2 + 5 = 389
A. {194.5}
B. {-9, 9}
C. {-8, 8}
D. {8}
Answer: C
You might also like to view...
Solve the problem.A person has credit card balances of -4245 dollars on a Store A account and -50 dollars on a Store B account. Find the unit ratio of the Store A account to the Store B account. If the person wishes to pay off both accounts gradually in the same amount of time, describe how the unit ratio can help guide the person in making his next payment.
A. 
; For each $1 he pays to his Store B account, he should pay $790 to his Store A account.
B. 
; For each $1 he pays to his Store B account, he should pay $88.30 to his Store A account.
C. 
; For each $1 he pays to his Store B account, he should pay $84.90 to his Store A account.
D. 
; For each $1 he pays to his Store B account, he should pay $84.95 to his Store A account.
Determine where the function is increasing and where it is decreasing.f(x) = -x2 + 4x
A. increasing on (2, ?) decreasing on (-?, 2) B. increasing on (-?, 2) decreasing on (2, ?) C. increasing on (-?, -2) decreasing on (-2, ?) D. increasing on (-2, ?) decreasing on (-?, -2)
Find the expected value.A new light bulb has been found to have a 0.02 probability of being defective. A shop owner receives 500 bulbs of this kind. How many of these bulbs are expected to be defective?
A. 20 B. 100 C. 10 D. 500
Find the missing polynomial.(2x9 + 5x6 - 7x2 + 3x + 7) - ? = -8x9 + 5x6 + 2x4 - 17x2 + 5x + 20
A. 10x9 - 2x4 + 10x2 + 2x - 13 B. 10x9 - 2x4 + 10x2 - 2x - 13 C. 10x9 - 2x4 + 10x2 - 13 D. 10x9 - 2x4 + 10x2 - 2x + 13