Prove that
tan 6. tan42. tan 66. tan 78=1

Planning for the possibility that your home might get struck by lighting and catch on fire is part of a plan for ?

Determine the number of girls in a math class with 87 boys if there are 25 girls for every 75 boys

Melissa is purchasing a $160,000 home and her bank is offering her a 30-year mortgage at a 4.9% interest rate. in order to lower her monthly payment, melissa will make a 20% down payment and will purchase 3 points. what will her monthly mortgage payment be? a. $645.98 b. $650.46 c. $662.93 d. $606.69