Find the exact value under the given conditions.cos ? = - 
, 
< ? < ?; sin ? = 
, 
< ? < ? Find tan(? - ?).
A. - 
B. 
C. - 
D. - 
Answer: A
Mathematics
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Write the sentence as an equation. Let the variable x represent the number.A number minus 5 equals 5.
A. x = 5 - 5 B. x - 5 = 5 C. 5 - x = 5
Mathematics
Divide. If the division is not possible, write "undefined."
A. 4274 R3 B. 4274 R2 C. 4276 D. 4274
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Use the Pythagorean theorem to find the length of the unknown side of the right triangle. Give an exact answer.
A. 49
B. 49
C. 7
D. 14
Mathematics
Find the general solution to the nonhomogeneous differential equation. y" - 4y = 2x + 4
A. y = C1e-2x + C2e2x - 
x - 1
B. y = C1e2x + C2xe2x - 
x - 1
C. y = C1e2x + C2e4x - 
x - 1
D. y = C1e-2x + C2e2x + 
x + 2
Mathematics