20-12-2018
Mathematics

contestada

13. Solve –5√ x = –15. A. x = –9 B. x = –7 C. x = 9 D. x = 7

Respuesta :

21-12-2018

[tex]Domain:x\geq0\\\\-5\sqrt{x}=-15\qquad\text{divide both sides by (-5)}\\\\\sqrt{x}=3\to \boxed{x=9}\to\boxed{C.}[/tex]

Answer Link

Otras preguntas

Australia and New Zealand are among the world’s top producers of ________. steel wheat oil wool

you have one case of soap bars in there are hundred fifty bars in the case you used 300 bars of soap per day how many cases do you need in order to have enough

Given the information below, QRS is UVT similar to ? If so, give the scale factor. QR= 8 RS = 16 UV = 18 VT= 34 M

What motivated New World colonies to trade goods with each other? The colonies used the same money system. They did not want to trade with other countries. Ther

Which pronoun best completes the sentence? How is the pronoun used? Send Gus and __________ the details in an email. a. me: direct object b. me: indirect obje

george is 2 years older then sam and sam is 3 years older then alex. the total of their ages is 35. write and solve the equation to find the ages of george. sam

Convert 17/4 to a decimal

Who made the decision to drop the atomic bomb on Japan in 1945? Allied leaders President Harry Truman President Franklin Roosevelt General Douglas MacArthur

Of the world's 20 largest economies, the economy of the United States has the least government involvement and the fewest government services, but the lowest ta

What does screw it up mean ??