Answer:

Step-by-step explanation:

reduced
transformed the expression to make it easier
add
reduce
Answer:
=3–√−13–√+1⋅3–√−13–√−1
=(3–√−1)23–√2−12
=3–√2+12−23–√3−1
=4−23–√2
2−13–√
a=2,b=−1.
Step-by-step explanation:
Answer:
34
Step-by-step explanation:
Answer:
C. 3x2 − 3x − 60
Step-by-step explanation:
3(x + 4) (x - 5) = (3x+12) (x-5)
(3x+12) (x-5) = 3x2+12x-15x-60
3x2+12x-15x-60 = 3x2 − 3x − 60