Determine if the given ordered triple is a solution of the system.(1, -2, 4)

A. not a solution
B. solution


Answer: B

Mathematics

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Verify the identity. -  = 

What will be an ideal response?

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Find the exact value of the following expression without using a calculator.cos 

A.
B. - 
C. - 
D.

Mathematics

Use the Leading Coefficient Test to determine the end behavior of the polynomial function.f(x) = -6x3(x + 3)(x + 5)2

A. rises to the left and rises to the right B. falls to the left and rises to the right C. falls to the left and falls to the right D. rises to the left and falls to the right

Mathematics

Find the probability.The table lists the eight possible blood types. Also given is the percent of the U.S. population having that type.Let E be the event that a randomly selected person in the U. S. has type B blood. Let F be the event that a randomly selected person in the U. S. has RH-positive blood.Find P(F|E).

A. 0.818 B. 0.340 C. 0.720 D. 0.107

Mathematics