Using laws of exponents, simplify and write the answer in exponential form:
( 220 ÷ 215 ) x 23
Harshit Singh
5 Years agoGrade 12th pass
1 Answer
Harshit Singh
5 Years ago
Dear Student
By the rule of dividing the powers with same base = am÷ an= am – n ( 220 ÷ 215)can be simplified as, = (2)20 – 15 = 25 Then, By the rule of multiplying the powers with same base = am × an = am + n 25 × 23 can be simplified as, = (2)5+3 = 28