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Alex73 [517]
3 years ago
13

PLEASE HELP WILL GIVE TWENTY POINTS Which is the best approximation for the measure of angle ABC?

Mathematics
1 answer:
Shkiper50 [21]3 years ago
3 0
Cos(x) = BC/AB = 10.5/20 = 0.525  ⇒ x = 58.3°
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What is the LCM of x^2+5 and x^2+10x+25?
avanturin [10]

Answer:

(x+5)²(x²+5)

Step-by-step explanation:

Given two functions x²+5 and x²+10x+25, to get their Lowest common factor, we need to to first factorize x²+10x+25

On factorising we have:

x²+5x+5x+25

= x(x+5) +5(x+5

= (x+5)(x+5)

= (x+5)²

The LCM can be calculated as thus

| x²+5, (x+5)²

x+5| x²+5, (x+5)

x+5| x²+5, 1

x²+5| 1, 1

The factors of both equation are x+5 × x+5 × x²+5

The LCM will be the product of the three functions i.e

(x+5)²(x²+5)

This hives the required expression.

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3 years ago
Sharon runs 7/10 mile mile in 6 minutes. How many miles does she run in one minute? In one hour?
Arada [10]

Answer:

7/60 miles in one minute

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Step-by-step explanation:

7/10 = 6 minutes

/6        /6

7/10  / 6 =    7/10 * 1/6 =  7/60

B. 7/10 = 6 minutes

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7/10 *  10 =   70/10  = 7 miles

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3 years ago
What is the equation of the line in the slope intercept form?
VladimirAG [237]

Answer:

y = mx+b is the equation for slope-intercept form

Step-by-step explanation:

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3 0
3 years ago
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Xelga [282]

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Step-by-step explanation:

All the terms can be factored by 5 and x^2, so we get:

5x^2(x^2 + 2x + 3)

there are no more common terms so this is the answer

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3 years ago
Evaluate 3600/40 what is it Evaluate
dangina [55]

Answer:

90

Step-by-step explanation:

4 0
3 years ago
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