barbie313
barbie313
02-05-2018
Mathematics
contestada
Hey guys help my please !!Q 4,6,7
Respuesta :
kayeecheng2102p3s8sa
kayeecheng2102p3s8sa
02-05-2018
q4, 4y²=60
y=√15 ( i am not sure)
q6, (5+y) ²=81
5+y=9
y=4
q7 (x+4) (x) =77
x²+4x-77=0
(x+11) (x-7) =0
x=-11(rej) or x=7
therefore ,length= 7+4=11cm
breadth=7cm
Answer Link
VER TODAS LAS RESPUESTAS ( 44+ )
Otras preguntas
A man is on a game show. he is presented with two doors, one on the left, and one on the right. behind one is 2 million dollars, and behind the other is a donke
kayla has a tshirt store. She sold three times as many white tshirts as blue tshirts. she sold a total of 48 tshirts. How many white tshirts did kayla sell?
Which of the following actions has NO impact on your credit score? A) You inquire about a credit card charge. B) You use a large percentage of your credit limit
The cost of a disability is not generally a burden to the disabled person because it is fully funded by the government. true or false?
Which of the following is true about the Palestinian Liberation Organization?
during what time does the Valley Breeze occur
Jeb looked through the magazine and found an article called "A Look Back at the Civil War." He wondered if the article had any information on Robert E. Lee. He
With which statement would the speaker in "The Rainy Day" likely agree? A. Few people appreciate the beauty of the world. B. Nature is a source of daily
is it possible for Transnet to make economic loss in the short-run?Briefly motivate with the aid of a graph
By 1885 what were the only two African countries to remain independent
