Solve.Initially, a pendulum swings through an arc of 3 feet. On each successive swing, the length of the arc is 0.8 of the previous length. After 10 swings, what total length will the pendulum have swung (to the nearest tenth of a foot)?
What will be an ideal response?
approximately 13.4 feet
Mathematics
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Find ? for 0° ? ? < 360° that satisfies the stated conditions. Round your answer to the nearest hundredth.tan ? = -1.45, sin ? < 0
A. 259.59° B. 349.59° C. 304.59° D. 303.21°
Mathematics
Perform the indicated operations and simplify.-4.0 ? 5.4 ÷ 2
A. 21.6 B. 10.8 C. -21.6 D. -10.8
Mathematics
Solve the rational inequality and graph the solution set on a real number line. Express the solution set in interval notation.
< x
A. (-7, -5) ? (0, ?)
B. (-?, 5) ? (7, ?)
C. (-?, -7) ? (-5, 0)
D. (-?, -7) ? (0, ?)
Mathematics
Perform the indicated operations.2 ? 3 + 4(10 + 7) + 7
A. 81 B. 102 C. 245 D. 60
Mathematics