Use a graphing device to find the solution of sin 4x = x, correct to two decimal places.
(a) 0 , ±0.62
(b) ±0.25
(c) -1 , ±0.62
(d) ±1
(e) 0, ±0.12
(a) 0 , ±0.62
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Solve the problem.A couple have bought a new house and are comparing quotes from two moving companies for moving their furniture. Company A charges $120 for the truck and $50 per hour for the movers. Company B charges $100 for the truck and $60 per hour for the movers. Create a cost equation for each company where y is the total cost and x is the number of hours of labor. Write a system of equations.
A. 
B. 
C. 
D. 
Multiply by first changing the decimal to a fraction. Multiply the fractions; then write the answer as a decimal.0.2 × 0.9
A. 1.8 B. 0.18 C. 0.0018 D. 0.018
Find all real numbers that satisfy the equation.7 cos x + 5
= 5 cos + 4
A. x = 
+ 2n? or x = 
+ 2n?
B. x = 
+ n? or x = 
+ n?
C. x = 
+ 2n? or x = 
+ 2n?
D. x = 
+ n? or x = 
+ n?
Simplify.
A. 
B. 4(a - 5b)
C. 4
D. 1