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
45 is the square root of 2,025 (45 x 45 = 2025).
The square root of 45
√45 = 6.708203932499369