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Fittoniya [83]
3 years ago
12

Who kno the answer ? Please help

Mathematics
2 answers:
Aleks04 [339]3 years ago
4 0
It's the last one. .........

Naya [18.7K]3 years ago
3 0

Answer:

D

Step-by-step explanation:

√39(√6 + 7)

= √234 + 7√39

= √(9 × 26) + 7√39

= 3√26 + 7√39

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Please help!!! it doesn't show me the graph btw
Nina [5.8K]

Answer:

Yul I can't help u I don't understand it

4 0
3 years ago
what is the equation of the line that is parallel to the line 5x+2y=12 and passes through the point (-2,4)?
Nata [24]
Y=-5/2x-1 is the equation that fulfills what you are asking
4 0
4 years ago
What is 2÷1/7 equal to<br> A 14<br> B 7 <br> C 7/2 <br> D 15/7 <br> E 2/7
Papessa [141]

Answer:

14! So a

Step-by-step explanation:

5 0
4 years ago
Read 2 more answers
A ball is thrown from an initial height of 6 feet with an initial upward velocity of 23ft/s . The ball's height h (in feet) afte
Diano4ka-milaya [45]
There's a lot of extra information here. All you are really concerned with is solving the polynomial for roots. You want t when h = 14. So let's do it:

14 = 6+23t-16t^2
8=23t-16t^2

Rearranging to make it simpler to put into a quadratic form:
0 = -16t^2+23t-8

Now, let's plug it into the quadratic equation:
\frac{-23+ \sqrt{(23)^2-4(-16)(-8)} }{2(-16)}
and
\frac{-23- \sqrt{(23)^2-4(-16)(-8)} }{2(-16)}

Solving the quadratic gives us:
0.5899 and 0.8476

So, your answer is: h = 14 when t = 0.5899 or t = 0.8476

6 0
4 years ago
Lesson 2 Quiz please help ❗️
jeka94
It’s going to be C.
8 0
3 years ago
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