Step-by-step explanation:
Since both terms are perfect squares, factor using the difference of squares formula, a 2 − b 2 = ( a + b ) ( a − b ) where a = 7 and b = a + x . − ( 7 + a + x ) ( a + x − 7 )
Answer:
A. 5
Step-by-step explanation:
because 13 is the hypotenuse and 8 is the sine
Answer:
18
Step-by-step explanation: