Provide an appropriate response.In oblique triangle ABC, find the indicated part. Round to nearest tenth. Find a if A = 40°, B = 65.5°, and b = 13 in.
Fill in the blank(s) with the appropriate word(s).
9.2 in.
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Solve the polynomial equation by factoring.x3 - 3x2 - 4x + 12 = 0
A. 2, 3, -2 B. 3, 4, -2 C. -3, -4, 2 D. -2, -3, 0
Arrange in descending powers of x.x2y2 + x3y - xy3 + 4
A. 4 - xy3 + x2y2 + x3y B. x3y + x2y2 - xy3 + 4 C. 4 + x3y + x2y2 - xy3 D. -xy3 + x2y2 + x3y + 4
Simplify the expression.- 
x + 
- 
x
A. 
x + 
B. - 
x + 
C. - 
x
D. - 
x - 
Solve the problem.A ball is thrown vertically upward with an initial velocity of 96 feet per second. The distance in feet of the ball from the ground after t seconds is 
For what intervals of time is the ball less than 80 above the ground (after it is tossed until it returns to the ground)?
A. between 0 and 0.5 seconds and between 5.5 and 6 seconds B. between 0 and 2.5 seconds and between 3.5 and 6 seconds C. between 0 and 1 seconds and between 5 and 6 seconds D. between 1 and 5 seconds