Determine whether the statement is true or false.cos(30°+ 45°) = cos 30° ? cos 45° - sin 30° ? sin 45°
A. True
B. False
Answer: A
Mathematics
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Using synthetic division, determine whether the numbers are zeros of the polynomial.-5, 0; f(x) = 2x4 + 8x3 - 8x2 + 7x - 15
A. No; yes B. Yes; yes C. No; no D. Yes; no
Mathematics
Solve the system by the substitution method.x2 + y2 = 25x - y = 1
A. {(-4, 3), (-3, 4)} B. {(4, -3), (3, -4)} C. {(4, 3), (-3, -4)} D. {(-4, -3), (-3, -4)}
Mathematics
Solve the problem.Write an equivalent statement using the distributive property.7
+ 13
=
A. 
B. 
C. 
D. 
Mathematics
Provide an appropriate response.You plan to estimate ? to five decimal places by using Newton's method to solve the equation 
. Does it matter what your starting value is? Give reasons for your answer.
What will be an ideal response?
Mathematics