Advertisements
Advertisements
प्रश्न
Find the value of 46 × 4−4.
बेरीज
उत्तर
46 × 4−4
= `4^(6 + (-4)) ...["a"^"m" xx "a"^"n" = "a"^"m"xx"n"]`
`= 4^(6 - 4)`
= 42
= 16
shaalaa.com
Laws of Exponents
या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
संबंधित प्रश्न
Evaluate :
`3^3 xx ( 243 )^(-2/3) xx 9^(-1/3)`
Evaluate :
`5^(-4) xx ( 125)^(5/3) ÷ (25)^(-1/2)`
Evaluate:
`( 27/125 )^(2/3) xx ( 9/25 )^(-3/2)`
Evaluate :
`7^0 xx (25)^(-3/2) - 5^(-3)`
Simplify :
`( 3x^2 )^(-3) xx ( x^9 )^(2/3)`
Evaluate:
`(27/8)^(2/3) - (1/4)^-2 + 5^0`
If 1960 = 2a. 5b. 7c, calculate the value of 2-a. 7b. 5-c.
Simplify :
`[ 8^3a xx 2^5 xx 2^(2a) ]/[ 4 xx 2^(11a) xx 2^(-2a) ]`
Show that :
`( a^m/a^-n)^( m - n ) xx (a^n/a^-l)^( n - l) xx (a^l/a^-m)^( l - m ) = 1`
Evaluate the following: `(3^2)^2`
