Angles α and β are the two acute angles in a right triangle. use the relationship between sine and cosine to find the value of β if β > α. sin( x 2 + 20x) = cos(2x + 15x 2 ) a) 25° b) 28.5° c) 61.5° d) 65°

Simplify (a/b - b/a) times (a - a^2/a+b) a - a^2/a=b is a mixed number

Frank has a devised a formula for his catering business that calculates the number of meatballs he needs to prepare. the formula is m=4a+2c, where c=number of children; m=number of meatballs; a=number of adults. how many meatballs are required for a party of 10 adults and 5 children?

Adan has decided to purchase an $9000 car. he plans on putting 20% down toward the purchase and financing the rest at 7.9% interest rate for 3 years. find his monthly payment a) $225.29 b) $298.81 c) $204.78 d) $236.89