Calcule as potências a seguir:

A) - (1,2) ²

B) - 5²

C) (-5) ²

D) - (0,3) °

E) (-⅔) ³

F) (1⅔) ²

G) - 2/5) ³

When seven times a number is deceased by 3, the result is 25. What is the number?

What is the diameter of the smallest circle that would enclose 2,000 pennies?

3 cups 6oz + 2 cups 9oz

14 less than 8 times a number is 3 more than 4 times the number what is the number?

2. Why is proper cleaning, sanitizing and disinfecting so important?

A right triangle is shown below. 229x162 The triangle is dilated by a scale factor of 2.5 to create a new triangle. What is the perimeter of the new triangle? A 120 cm B 24 cm C 60 cm D 150 c

2^3 · 3 · 5 is the prime factorization of what number?

14 boys and 21 girls will be equally divided into groups what is the greatest number of groups that can be created with no one being left out

A step function h (x) is represented by y = - 2⌊x⌋. Which phrase best describes the range of the function h (x) ?

Russel throws a soda from the balcony of his house to his friend Jones in the pool. If the soda is released 20 feet from the ground, and is thrown with a downward velocity of 2 ft/s, how long till the soda hits the pool, ignoring air resitance?