(x+5)(x-5)
= x^2 - 5x + 5x - 25
= x^2 - 25
(5x+3)(5x-3)
= 25x^2 - 15x + 15x - 9
= 25x^2 - 9
do you see the pattern? both the coefficient on x and constant multiply together to make a perfect square and the middle term, also known as "b" term cancels out leaving a binomial
Answer:
The circumference of a circle with a latitude of 40 degrees is 251.33
She will earn $85. You divide 34 by 4 to find out how much she gets paid an hour. Then, you multiply that answer by 10 and that should give you 85
It can be 9/2 or it can be 4½
