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William H.
Tutor for 5 years. I specialize in Math for Middle School and High School
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Linear Algebra
TutorMe
Question:

w = ( - 5, - 4) Find -2w

William H.
Answer:

-2( - 5 ) -2( -4 ) Answer: ( 10, 8 )

Pre-Calculus
TutorMe
Question:

Find sin-1 ( 1/2 ) and sin-1 ( - 1/2 )

William H.
Answer:

sin-1 ( 1/2 ) = pi/6 sin-1 ( - 1/2 ) = -pi/6

Pre-Algebra
TutorMe
Question:

Evaluate 6t - 20 - 32u when t = 6 and u = 1/4

William H.
Answer:

6(6) - 20 - 32(1/4) = 36 - 20 - 8 = 8 Answer: 8

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