Answer:
See below.
Step-by-step explanation:
We know that
tanA + tan B
tan (A + B) = ---------------------
1 - tanAtanB
Substituting for A + B
tan (A + B) = tan pi/4 = 1.
tanA + tan B
So ------------------ = 1
1 - tanAtanB
Therefore tanA + tan B = 1 - tanAtanB.
Answer:
Step-by-step explanation:
$2800 - $750 = $2050
$2050 - $500 = $1550
$750 rent
$500 vacation savings
$1500 spending money
Answer:21-3+8=26
-14+31-6=11
Step-by-step explanation: