Describe the transformations that produce the graph of g from the graph of f.
; g(x) = -4x3 + 6
A. Stretch vertically by a factor of 4. Reflect it across the x-axis. Shift it 6 units upward.
B. Stretch vertically by a factor of 6. Reflect it across the x-axis. Shift it 4 units upward.
C. Stretch vertically by a factor of 4. Reflect it across the x-axis. Shift it 6 units downward.
D. Stretch vertically by a factor of 4. Reflect it across the y-axis. Shift it 6 units upward.
Answer: A
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Solve.The longitudinal shrinkage SL (in mm) that occurs during welding is given by the formula where I is the welding current in amperes, L is the length of the weld in millimeters, and t is the thickness of the plate in millimeters. Suppose an electrode is welded at 175 amp, the length of the weld is 310 mm, and the plate is 10 mm thick. Calculate the longitudinal shrinkage that occurs during welding.
A. 0.115 mm B. 0.035 mm C. 0.235 mm D. 0.165 mm
Use the Pythagorean Theorem to find the length of the missing side.Then find the indicated trigonometric function of the given angle. Give an exact answer with a rational denominator.Find sin ?.
A.
B.
C.
D.
Write out the first five terms of the sequence.an = n2 - n
A. 2, 6, 12, 20, 30 B. 0, 3, 8, 15, 24 C. 0, 2, 6, 12, 20 D. 1, 4, 9, 16, 25
Solve the radical equation. = 9
A. {81}
B.
C.
D. {9}