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lesantik [10]
3 years ago
9

Answer ease so confused

Mathematics
1 answer:
Levart [38]3 years ago
7 0

3 - 5 \sqrt{15x}  +  \sqrt{15x}  - 25x \\  \\ 3 - 4 \sqrt{15x}  - 25x
I'm confused too but that what i got
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Expand (x+b/2a)²<br><img src="https://tex.z-dn.net/?f=%28x%20%2B%20%5Cfrac%7Bb%7D%7B2a%7D%20%29%20%7B%7D%5E%7B2%7D%20" id="TexFo
slega [8]

Answer:

Solution given:

(x + \frac{b}{2a} ) {}^{2}

Since it is a form of (a+b)²

we have

(a+b)²=a²+2ab+b²

here

a=x

b=b/2a

now

substituting value

x²+2*x*b/2a+(b/2a)²

\bold{\green{x²+\frac{bx}{a}+\frac{b²}{4a²}}}

8 0
3 years ago
Alex has a truck. 42% of the miles he drove last month were for work. If Alex drove 588 miles for work, how many miles did he dr
Novosadov [1.4K]

Answer:

Step-by-step explanation:

1.588x42=

2. answer - 588=

3 0
3 years ago
PLEASE help!!!!!! You can get 50 points and a brainliest if you help me.
timofeeve [1]
It is D, because looking at a unit circle, 5pi/3 is about the same location as -sqrt3 which is approximately 1.4.
7 0
3 years ago
6|5x-4|-4=32 solve for x
Juliette [100K]

Answer:

x=2

Step-by-step explanation:

7 0
3 years ago
(SUPER EASY ANSWER QUICK 30 POINTS!)
harina [27]

\frac{35}{4} feet below the surface

adding the 2 quantities

3 \frac{1}{2} + 5 \frac{1}{4}

= (3 + 5 ) + (\frac{1}{2} + \frac{1}{4})

= 8 + (\frac{2}{4} + \frac{1}{4})

= 8 + \frac{3}{4} = 8 \frac{3}{4} = \frac{35}{4}


3 0
3 years ago
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