What error did Louise make in her model?

How many of the numbers from 10 through 97 have the sum of their digits equal to a perfect square?

3. Again consider a Little League team that has 15 players on its roster. (a) How many ways are there to select 9 players for the starting lineup?

Y = 5x + 3 y=2x+5 a. no solutions b. one solution c. infinitely many solutions

State the explicit form of the pattern: 4, 9, 14, 19, ...

What is the product of the polynomials below? (x - 7) (x2 + 3x - 3) A. x3 - 7x2 - 24x + 21 B. x3 - 7x2 - 3x + 21 C. x3 - 4x2 - 3x + 21 D. x3 - 4x2 - 24x + 2

What is 255,016 rounded to the nearest thousand?

5 x + 4y = 16 X+y = 3.5 Find out what each letter is equal to X= Y=

What is 200% of 90? Order from least to greatest? 68% 0.63 13/20

There are two right circular cylinders. The radius of the first cylinder is 4 centimeters, and its height is 5 centimeters. The radius of the second cylinder is 12 centimeters, and its height is also 5 centimeters.

What is (-12) / 6 + 2