orlandoboy27 orlandoboy27

23-05-2017
Mathematics

contestada

find the roots of the equation x^2=30-13x

Respuesta :

paulancka paulancka

23-05-2017

x^2+13x-30 = 0
factors as
(x+10)(x+3) = 0
x =-10
x = -3

Answer Link

23-05-2017

x=2,-15 I believe this is the correct answer.

Answer Link

Otras preguntas

Quadrilateral PQSR is similar to quadrilateral FGHI and QSGH=53. What is the ratio of the area of PQSR to the area of FGHI? 85 253 259 53

help pls Find the cost of fencing a rectangular park 300 m long and 200 m wide at the rate of Rs 4 per metre.???

There are two apples and two are taken away, five and another seven apples are added. How many apples are left if 8 - 6 are taken away?

The frequency of a note on the piano, in Hz, is related to its position on the keyboard by the function f(n) = 440 - 21 where n is the number of keys (both whit

PLEASE HELP ASAP!!!!!!

Carl is standing the top of 35ft cliff looking down at a rock for notion in the sea. He estimates the angle of depression to the formation is 30' . What is the

The length of HK¯¯¯¯¯¯ is 24 inches. What is the length of HL¯¯¯¯¯ ? 6 in. 12 in. 24 in. 48 in.

Look at this diagram: 19 W R р S If OS and TV are parallel lines and mZVUW = 114º, what is mZQRP?

In a company's first year in operation, it made an annual profit of $171,000. The profit of the company increased at a constant 33% per year each year. How much

Please HELP ME !!!!!