How do you evaluate #5k ^ { - 2} \cdot - 3k ^ { 3}#?
2 Answers
Mar 14, 2018
Explanation:
Since they are like terms, simple multiplication is required:
Integers get added when multiplied
Mar 14, 2018
Explanation:
#"using the "color(blue)"law of exponents"#
#•color(white)(x)a^mxxa^n=a^((m+n))#
#rArr5k^-2xx-3k^3#
#=(5xx-3)xxk^((-2+3))#
#=-15k#