square root of 49 equals 7
square root of 64 equals 8
53 is between 49 and 64
7 and 8 are the two consecutive integers
Answer:
7.2 and 7.3
Step-by-step explanation:
Answer:
d) (x+4)² = 21
Step-by-step explanation:
2x² + 16x - 10 = 0
x² + 8x - 5 = 0
Applyingthemethodofcompletingthesquare
x+ 8x + (½×8)²-(½×8)²- 5 = 0
x² + 8x + (4)² - (4)² - 5 = 0
(x+4)²-16-5=0
(x + 4)² -21 = 0
(x + 4)² = 21
you can write it like: four hundred twenty nine
and you can write it in expanded form: 400+20+9
hope that helps :)
Answer:
D
Step by step explanation: