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tino4ka555 [31]
3 years ago
9

Which is a solution to the following system of equations?

Mathematics
1 answer:
disa [49]3 years ago
3 0

Answer:

I think number B

Step-by-step explanation:

I plugged it in the calculator. And then they both were zero.

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Find the value of z.<br> X<br> 7<br> Y<br> 3 <br> Z <br><br> Z = √[?]
sweet-ann [11.9K]

Answer:

z = \sqrt{30}

Step-by-step explanation:

using the Altitude- on- Hypotenuse theorem

(leg of big Δ )² = (part of hypotenuse below it ) × (whole hypotenuse)

z² = 3 × (3 + 7) = 3 × 10 = 30 ( take square root of both sides )

z = \sqrt{30}

5 0
2 years ago
A cylindrical hole is bored through a steel block, and a cylindrical piston is machined to fit into the hole. The diameter of th
prisoha [69]

Answer:

The diameter of the hole is 20.04 ± 0.01 cm

The diameter of the piston is 19.92 ± 0.04 cm.

We are given that The clearance is one-half the difference between the diameters.

So, Clearance = \frac{1}{2}(20.04-19.92)

                      = 0.06

Uncertainty in the estimate =  \frac{1}{2}(0.01+0.04)

                                              =  0.025

So, Clearance with uncertainty is 0.06\pm 0.025

Hence  the clearance is 0.06 and the uncertainty in the estimate. is 0.025

                       

3 0
4 years ago
Find the axis of symmetry and the vertex of<br> the equation below.<br> n^2+ 6n = 0
IrinaK [193]

Answer:

axis of symmerty = x coordinate of vertex = -b/2a

-6/2 = <u>-3 = x</u>

<u />

vertex = (-3,y)

-3^2 +6(-3)

9-18 = -9 = y

<u>(-3,-9) = vertex</u>

Step-by-step explanation:

6 0
3 years ago
HELP ASAP!!!! thank you if you helped!!!
dlinn [17]
It’s D


I did the work on a calculator and eliminated all the other answer choices.
4 0
3 years ago
Can you do this in regular algorithm
goldenfox [79]
It 84 why do you need an regular algorithm
3 0
4 years ago
Read 2 more answers
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