sqrt(45) = ±6.7082
So the square roots are
between -6.709 and -6.708 and
between 6.708 and 6.709.
7-8
x2 = 45take square root of both sidesx = positive and negative square root of 45x = + and - 3√(5)Improved Answer:-9 and 36 are square numbers and they add up to 45
Square root of -45 = (-45)1/2 = (-3x3x5)1/2 = 3(-5)1/2 = 351/2i
Square root of 45 times square root of 45 = 45
45 is the square root of 2,025 (45 x 45 = 2025).
There are an infinite number of rational numbers between these two numbers, but the only positive integer between these numbers is 6.
7-8
x2 = 45take square root of both sidesx = positive and negative square root of 45x = + and - 3√(5)Improved Answer:-9 and 36 are square numbers and they add up to 45
Square root of -45 = (-45)1/2 = (-3x3x5)1/2 = 3(-5)1/2 = 351/2i
Guess and check to find two numbers that equal 45.
You could find some numbers that square to numbers close to 45. 6 squared is 36, and 7 squared is 49, so you know it is between 6 and 7 but closer to 7.
They are 44 and 45
6^2 is 367^2 is 49so, the square root of 45 is between these two but is an irrational number close to6.708203932
Square root of 45 times square root of 45 = 45
The square root of 45 is approximately 6.71, and the square root of 67 is approximately 8.19. Therefore, the square root of 45 minus the square root of 67 is approximately 6.71 - 8.19, which equals about -1.48.
45 is the square root of 2,025 (45 x 45 = 2025).
The square root of 45