6. Find the value of each of the following:
(a) (6° +7°) (6° -7°) (b) (3° -4°)×7^0
Answers
Answered by
0
Answer:
a. -13° , b. -1°
Step-by-step explanation:
a.(6° +7°) (6° -7°) = 6°²-7°² = 36°-49°= -13°
b. (3° -4°)×7^0 = (3° -4°)×1 = -1°
Similar questions