How can I solve this with out multiplying everything out?
2007-03-08 03:26:38 · 7 answers · asked by Michael G 1 in Science & Mathematics ➔ Mathematics
x=14.38=14.4
2007-03-08 03:35:17 · answer #1 · answered by Maths Rocks 4 · 0⤊ 0⤋
x^2 - 10x = -sixteen upload sixteen to the two aspects x^2 - 10x + sixteen = 0 then discover 2 numbers that multiply to furnish sixteen and upload to furnish -10. -8 and -2 artwork as -8x-2=sixteen and -8 + -2 = -10 so x^2 - 8x - 2x + sixteen = 0 (x-8)(x-2)=0 wish this facilitates you!
2016-11-23 15:19:04 · answer #2 · answered by ? 4 · 0⤊ 0⤋
You can use a calculator, do it by hand, or ask in Yahoo! Answers. The answer is 12.
2007-03-08 03:29:43 · answer #3 · answered by WWW.MYHIBRID.COM 3 · 0⤊ 0⤋
You need to do the X logaritm of the result to solve it if Im not misstaken.
2007-03-08 03:31:34 · answer #4 · answered by toxisoft 4 · 0⤊ 0⤋
[ln (5^21)-(4^11)/2] / [ ln 10 ] = X
2007-03-08 03:37:53 · answer #5 · answered by piri82 3 · 0⤊ 0⤋
use log to base 10, its not too hard but i'm too tired to do it :-)
2007-03-08 03:31:42 · answer #6 · answered by tsunamijon 4 · 0⤊ 0⤋
use a calculator!
2007-03-08 03:29:32 · answer #7 · answered by fournewtons 2 · 0⤊ 0⤋