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irina1246 [14]
2 years ago
8

Which of the following are perfect squares? 2, 4, 6, 16, 20,25, x², x³, x¹⁵, x²⁰, x²⁵

Mathematics
2 answers:
coldgirl [10]2 years ago
4 0

Answer:

4, 16, 25, x^{2}, x^{20}\\.

Step-by-step explanation:

Gemiola [76]2 years ago
4 0

Answer:

16, 4, 25, x², x ²⁰

. . . . . . . .

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Solve this equation: 4(3x+2)=68
Dafna11 [192]

Answer:

x=5

Step-by-step explanation:

4(3x+2)=68

Divide each side by 4

4/4(3x+2)=68/4

3x+2 =17

Subtract 2 from each side

3x+2-2 = 17-2

3x = 15

Divide each side by 3

3x/3 = 15/3

x =5

7 0
3 years ago
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Please help with this maths question!??
tia_tia [17]

Answer:

2.44746×10⁶

Step-by-step explanation:

R=(3.8×10⁵)²/5.9×10⁴

=3.8²×10¹⁰/5.9×10⁴

=1.444×10¹¹/5.9×10⁴

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4 0
2 years ago
Use the distributive property to evaluate 4(2x-1) when x=6 .
vichka [17]

Answer:

<h2>44</h2>

Step-by-step explanation:

The distributive property: <em>a(b + c) = ab + ac</em>

4(2x - 1) = (4)(2x) + (4)(-1) = 8x - 4

Put x = 6 to the expression:

8(6) - 4 = 48 - 4 = 44

8 0
3 years ago
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Ratling [72]

Answer:

546

Step-by-step explanation:

4x3^7=2187

so now its

2187=4x+3

subtract 3 from both sides

now its

2184=4x

divide both sides by 4

546=x

3 0
2 years ago
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belka [17]
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4 0
3 years ago
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