Question

Simplify these expressions
a) x x x x x xу ху
b) 2 xx x x x 3 ×ухуху

Answer 1

a) x^7 y^2

b) 6 x^8 y^3

Explanation:

Exponential expressions

a) x x x x x xу ху

There are 7 x 's in the expression and 2 y's The number of the x's is the exponent for x is the exponent and the same for y

x^7 y^2

b) 2 xx x x x 3 ×ухуху

Multiply the constants 2*3 = 6

Count the x's 8 x's = x^8

Do the same for y 3 y's = y^3

6 x^8 y^3