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ipn [44]
3 years ago
12

Hi, I'm confused about how to write a system of equations to model this word problem

Mathematics
1 answer:
Elan Coil [88]3 years ago
8 0

Answer:

Step-by-step explanation:

I say seven...

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Why are the orbitals represented in those<br> shapes?
Marat540 [252]

Answer:

An orbital is a wave function for an electron defined by the three quantum numbers, n, ℓ and ml. Orbitals define regions in space where you are likely to find electrons. s orbitals (ℓ = 0) are spherical shaped. p orbitals (ℓ = 1) are dumb-bell shaped.

Step-by-step explanation:

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3 0
3 years ago
Solve 49x^2 − 36 = 0 by using square roots.
Rashid [163]
49x^2 = 36
take square roots of both sides:-
7x = +/- 6
x = 6/7, -6/7.
3 0
3 years ago
Please answer this correctly without making mistakes I want helping hand people to answer this
ahrayia [7]

Answer:

k = 6

Step-by-step explanation:

Since the figures are similar, we can use ratios to solve

4         28

----- = -------

k         42

Using cross products

4 * 42 = 28k

Divide each side by 28

4*42/28 = 28k/28

6 = k

7 0
3 years ago
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If a leg is 8 cm, what is the length of the hypotenuse
KiRa [710]

Answer:

I'm pretty sure 10.

Step-by-step explanation:

5 0
3 years ago
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alexandr1967 [171]

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