5. List the Amplitude, Horizontal DilatioGraph the parent function and the new function together.
• Parent Function y = cos(x)
• New function y = -2cos (x-π /3)

Two blends of tea are mixed to make a blend that will be sold at the fair. black tea sells for $2.20 per pound and orange pekoe tea sells for $3.00 per pound. how much of each should be used to obtain a 4lb blend selling for $2.50 per pound?

Write 17/20 as a decimal and as a percent.

Which expressions are equivalent to k/2 choose 2 answers: a k-2 b 2/k c 1/2k d k/2 e k+k