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sweet [91]
3 years ago
12

100k3 – 75k2 + 120k – 90

Mathematics
1 answer:
Fittoniya [83]3 years ago
4 0

Answer:

\boxed{\bold{270k-90}}

Step By Step Explanation:

Multiply: \bold{100\cdot \:3=300}

\bold{300k-75\cdot \:2k+120k-90}

Multiply: \bold{75\cdot \:2=150}

\bold{300k-150k+120k-90}

Combine: \bold{300k-150k+120k=270k}

\bold{270k-90}

- Mordancy

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We have to simplify and get the value of x from this inequality given:

Given inequality,

3(x - 4) > 5x + 2

Now let's simplify by using distributive property,

3x - 12 > 5x + 2

We need to find x, so let's isolate x to the letter side of the inequality for calculation at ease.

3x - 12 - 5x  - 2 > 0

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Now, dividing -2 from both sides.

Note : As we are dividing a negative number from both sides, the sign of the inequality will be <u>reversed</u>.

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Now subtracting -7 from both sides,

x + 7 - 7 < 0 - 7

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please mark me as brainlist please

Step-by-step explanation:

we know, ∠BGA = 90

In right angled triangle BGA

AB = 12 cm (diameter of circle)

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In right angled triangle BCG

Let CG be x cm.

⇒ (BC)2 = (CG)2 + (BG)2

⇒ (BC)2 = x2 + (4√5)2 ----(1)

As we know,

⇒ (BC)2 = CG × CA ----(2)

From equation (1) and equation (2)

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