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Shalnov [3]
3 years ago
11

Need help Math Question Multiple Choice!

Mathematics
1 answer:
erica [24]3 years ago
8 0

Given :

A function f(x) for different range of x.

To Find :

The value of f( -3 ) .

Solution :

We have to find the value of function at x = -3.

Now, in the given figure -3 lies in range x ≤ -2 and definition of function at that range is :

f(x) = \dfrac{2}{x}

So, putting value of x = -3 in above equation, we get :

f(-3) = \dfrac{2}{-3} \\\\f(-3) = \dfrac{-2}{3}

Hence, this is the required solution.

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Name the value of given digits in the number below the 9s in 299
Igoryamba

Ones And Tens.

I hope this helped.

5 0
3 years ago
Find the surface area of the square pyramid below.
sleet_krkn [62]

Answer:

\displaystyle 762,96\:m.^2 ≈ S.A.

Step-by-step explanation:

\displaystyle a^2 + 2a\sqrt{\frac{a^2}{4} + h^2} = S.A. \\ \\  14^2 + 2[14]\sqrt{\frac{14^2}{4} + 19^2} = S.A. \\ \\ 196 + 28\sqrt{\frac{196}{4} + 361} ≈ 762,9567885 ≈ 762,96

I am joyous to assist you anytime.

7 0
3 years ago
Read 2 more answers
Can someone please answer this question please answer it correctly and please show work please help me I need it
kirza4 [7]

Answer:

The answer to your question is the letter A.

Step-by-step explanation:

a) - c < 0     This option is correct c > 0 but -c < 0 or 7 > 0 and -7 < 0

b) c < -a      This option is incorrect. 7 > - (-4)  or 7 > 4

c) c < - b     This option is incorrect. 7 > - 1

Conclusion

The right answer is the first choice because is the only that satisfies the inequality.

5 0
3 years ago
Please help
aev [14]

Answer:

The measure of the fourth angle is 90°.

Step-by-step explanation:

Let x be the measure of the fourth angle.

Given measures of the other angles : 50°,120° & 100°.

<u>Knowledge Required </u>:

The sum of all the interior angles of a quadrilateral is 360°.

Then,

50°+120°+100°+x=360°

⇒x = 360°-270°

⇒x = 90°

.°. x = 90°

Hence, the measure of the fourth angle is 90°.

6 0
3 years ago
According to Damian's trail mix recipe, 2 cups of dried fruit should be used for 3 1/2 cups of salted nuts.At this rate, how man
sdas [7]

Answer:

2

Step-by-step explanation:

8 0
3 years ago
Read 2 more answers
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