misiame101 misiame101

21-08-2018
Mathematics

contestada

find the roots of the quadratic equation y=x^2+7x-18 by factoring

Respuesta :

Shaswat221005 Shaswat221005

21-08-2018

x^2+7x-18=0
x^2+9x-2x-18=0 ( splitting middle term)
x(X+9)-2(x+9)=0
(x-2) * (X+9) =0
Therefore, X=+2 or -9

Answer Link

Otras preguntas

Which sentence has an adjective clause? Mike rode his bike on mountain trails because he found them challenging. Gary donated to charity whenever he could. Liz,

Harrison has 30 CDs in his music collection. If 40% of the CDs are country music and 30% are pop music. how many CDs are other types of music?. Do I add 40 and

what 5 people in ancient Greece had an effect on the united states today

what is the least common multiple for 4 and 5 and also 5,6and 7

If the new data pair followed the same trend that currently exists in the data set, which of the following would be an appropriate y-coordinate?

Como resolver 20×72×5

What are the disadvantages of hydroelectric energy?disrupts habitatsfloodinglack of sitespolitical conflictmay produce hazardous materialssites may stop produci

Deep within the jungles of mexico and guatemala lie most of the mayan ruins.truefalse

what is the least common multiple for 4 and 5 and also 5,6and 7

Please help guys ! John Berryman wrote a passionate homage to poet Anne Bradstreet because _____. pick one *they were husband and wife during the seventeenth