How do i find a vertex of a parabola

A sequence is defined by the recursive function in + 1) = An). If $ (3) = 9, what is (1) ?

A savings account balance was $135.10 before a withdraw of $60, a deposit of $22.50, and a withdraw of $45. what was the balance after the withdrawals and deposit

A beef sandwich has two slices of bread with a layer of meat between them. Each slice of bread 1.4 cm thick, and the meat is 0.5 cm thick. How thick was the sandwich

Order these numbers from least to greatest. 3.195, 67/20, 3.19, 3 1/3

A scientist was studying the growth of rattlesnakes. A rattlesnake measured at birth was 18.5 centimeters long. After several months, the scientist recaptured and measured the rattlesnake again. It was 6.5 times as long as it was at birth.

There is 1000 students in a school 20% speak Spanish how much students speak spanish

Why can't the input value be negative?

A regulation-size women's basketball has a diameter of 9.07 inches. What is the surface area of the basketball? Use 3.14 for π and round to the nearest tenth. Enter your answer in the box.

Maddy's fourth grade class is going on 5 field trips. Each has a fee of $12.10. Sack lunches for each trip are an additional $2.75. Round each amount to the nearest dollar to find an estimate for the cost of all 5 trips. A. $60 B. $65 C. $70 D. $75

What is another equivalent expression for 4 (5 + x)