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 ( 84+ )
Otras preguntas
How to do Simplification of algebraic fractions
who gave an historically important speech during the march on washington for jobs and freedom
Lesson: Historical Overview: 1960-1975 The unrest of the 1960s was the result of A. a mentality of self-absorption coupled with a lack of social conscience. B.
Which pair of adjectives describes Republican Party and Democratic Party positions, respectively? liberal/moderate moderate/conservative conservative/liberal re
Attempts to instruct and edify the audience as well as entertain it by presenting a story with a clear moral were called _____. miracle plays mystery plays mora
A rectangle has a side lenghts of 5 centimeters and 3 centimeters. If the side lenghts are doubled, will the area also double?
Which of the following statements is true? a. From the 1920s to 1940s, the radio was growing quickly as a source of political news. b. From the 1920s to 1940s,
Harvey loaned $50 to Chase and received a promissory note. Chase is the a. maker. b. drawee. c. payee. d. debtor.
You are visiting your Grandmother and notice that she is eating a balanced diet, taking vitamins, getting the proper amount of sleep and is not overweight. Desp
The mobile company charges $180 for an hour of service. How many dollars are customers charged every minute?
