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elixir [45]
3 years ago
13

Square bionomial of (2x+3)^2

Mathematics
1 answer:
algol [13]3 years ago
3 0
2x + 3
2x + 3

2x * 2x = 2x^2
2x * 3 = 6x
2x * 3 = 6x
3 * 3 = 9
Add them all up

2x^2 + 12x + 9
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In a certain function, an output is 4 more than half its input.
patriot [66]

Answer:

x          y

-10      -1

0         4

4          6

6          8

Step-by-step explanation:

an output is 4 more than half its input.

Input of a function is x and the output of a function is y

output y is 4 + half of input x

y= \frac{1}{2} x + 4

Now we complete the below table, plug in the value of x  and find out y

x = -10 , y= \frac{1}{2}(-10) + 4=-5+4 = -1

x = 0 , y= \frac{1}{2}(0) + 4=0+4 = 4

x = 4 , y= \frac{1}{2}(4) + 4=2+4 = 6

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


7 0
3 years ago
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-BARSIC- [3]

Answer:

B

Step-by-step explanation:

Each coordinate becomes 1/4 of what it was.

Answer: B

4 0
2 years ago
Read 2 more answers
The value of y varies directly as the square of x and y=36 when x=3. What is y when x=4?
MissTica

Answer: y = 64

Step-by-step explanation:

y <> x² ----------------------- 1

y = kx² ----------------------- 2

36 = 3²k

36 = 9k

K = 36/9

= 4.

To find y when x = 4, we substitute for x in equation 2

y = kx²

y = 4²k

y = 16 x 4

y = 64

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I’m not 100% sure, but I believe it’s A and C
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C. You multiply 5 x e and form together as 5e.
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