A website offers a coupon to 50% of its visitors, selected at random each day. Yasemin visits the website for 4 days. What is the probability that Yasemin will not be offered a coupon on at least one of the days she visits the website?

Which expression is equivalent to 4 square root 6 divided by 3 root 2

If 30 lb of rice and 30 lb of potatoes cost ? $27.60? , and 20 lb of rice and 12 lb of potatoes cost ? $15.04? , how much will 10 lb of rice and 50 lb of potatoes? cost?

Which sum or difference identity would you use to verify that cos (180° - q) = -cos q? a.) sin (a -b) = sin a cos b – cos a sin b b.) cos (a -b) = cos a cos b – sin a sin b c.) cos (a -b) = cos a cosb + sin a sin b d.) sin (a + b) = sin a cos b + cos a sin b