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valkas [14]
3 years ago
12

Harry solved a quadratic equation. His work is shown below.

Mathematics
2 answers:
kobusy [5.1K]3 years ago
8 0

Answer:

Step 2

Step-by-step explanation:

Pie3 years ago
4 0

Answer:

x = 11 or x = -1

Step-by-step explanation:

(x-5)^2 = 36

(x-5) = 6 or (x-5)= -6

then x = 11 or x = -1

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What two facts can you double to find 8×4
Alex_Xolod [135]
8x4=16x2 I don't know if that's what you mean.
8 0
4 years ago
Help please I'm in a timed test
denis23 [38]

Answer:

it's A

Step-by-step explanation:

y=-x

y=3/2x-5 hope this helps you

6 0
3 years ago
Please help only part iv ​
satela [25.4K]

Answer:

f(3) + f(-3) = 10

Step-by-step explanation:

f(3) = 5 - 2(3)

f(-3) = 5 - 2(-3)

f(3) + f(-3) = 5 - 2(3) + 5 - 2(-3)

f(3) + f(-3) = 5 - 6 + 5 +6

f(3) + f(-3) = -1 + 11

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4 0
3 years ago
(4. Every day on his way to and from school,
Anuta_ua [19.1K]

the answer is 18.25

Step-by-step explanation:

all u do is multiply 3.65x5

8 0
3 years ago
Read 2 more answers
Write the equation of the line that passes through (–2, 1) and is perpendicular to the line 3x – 2y = 5.
Eddi Din [679]
3x - 2y = 5
2y = 3x - 5
y = (3/2) x - 5/2

so the gradient (m)  of the required line = -1 / (3/2) = -2/3

using the general form 

  y - y1 = m(x - x1)  ,                m = -2/3 , x1 = -2 and y1 = 1

 y - 1 = -(2/3) ( x - (-2))


y = -(2/3)x - 4/3 + 1

y = -(2/3)x  - 1/3 

multiply through by 3

3y = - 2x  - 1 

in standard form its

2x + 3y = -1
3 0
3 years ago
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