Solve the problem.Find (f - g)(x) given f(x) = 5x - 7 and g(x) = 8x - 5.
A. 13x - 12
B. -3x - 12
C. 3x + 2
D. -3x - 2
Answer: D
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Rearrange the following equation to solve for f.
1 xc = ÄÄÄÄ 2ãfc a. 1 ÄÄÄÄÄ 2ãcxc b. 2ãcxc c. 2ãcx d. 2ãcf
Divide, if possible. If not possible, write "not defined."
A. 35 B. 32 R3 C. 32 R6 D. 32
Add or subtract as indicated.11
- 15
A. 26
B. -4
C. -25
D. 3
Solve the following problem involving a quadratic equation. Round to the nearest tenth if necessary.The diagonal of a television screen measures 15 inches. Assuming that the width of the screen is 3 inches longer than the height, find the dimensions of the screen. Hint: Use the Pythagorean Theorem.
A. The height measures 12 inches and the width measures 18 inches. B. The height measures 36 inches and the width measures 39 inches. C. The height measures 9 inches and the width measures 12 inches. D. The height measures 6 inches and the width measures 9 inches.