michellewilliam michellewilliam

03-06-2014
Mathematics

contestada

solve for y.try factoring first,if factoring is not possible or difficult use quadratic formula,(y2 2isabovey -10y+23=0)

Respuesta :

konrad509 konrad509

06-06-2014

[tex]y^2-10y+23=0\\ y^2-10y+25-2=0\\ (y-5)^2=2\\ |y-5|=\sqrt2\\ y-5=\sqrt 2 \vee y-5=-\sqrt2\\ y=5+\sqrt2 \vee y=5-\sqrt2 [/tex]

Answer Link

Otras preguntas

QUESTION 3 The specific heat capacity of aluminum is 0.22 cal/g °C. The specific heat capacity of water is 1.00 cal/g °C. If you heat a 100-gram aluminum pot co

y=x2−6x+10 y=4−x How do I substitute?

Can someone tell me how to do this.

Given sin t= 2/5 and cos t>0, find cos t

4/7(4x+3)-1/7(9x+5)

After reading the TAY chapter on religion and reform, what seem to be the major obstacles to achieving that long sought “perfection” during this time period?

123 An expression representing the area of a square is 4n". For what value(s) of n is the expression 4n reasonable? Choose the correct answer below. OA. The val

6. (4x-1)+(-5x+17)7. (-x-3)-(5x-4)8. (-9x+2)-(-8x-2)

In order to function properly, your body needs> oxygencarbon dioxidenitrogenall of the above

A scientist is studying the various prokaryotic and eukaryotic species found floating in a sample of water taken from a marine ecosystem. Which cellular compon