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Maurinko [17]
3 years ago
5

What is the 5th term of an arithmetic sequence if t3 = 10 and t7 = 26?

Mathematics
1 answer:
Naddika [18.5K]3 years ago
7 0
Answer 18

10 14 18 22 26
Adding 4
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(X^2 +4) +32=12x^2+48
s2008m [1.1K]
Let's solve your equation step-by-step.

<span><span><span><span>x2</span>+4</span>+32</span>=<span><span>12<span>x2</span></span>+48

</span></span>Step 1: Simplify both sides of the equation.


<span><span><span>x2</span>+36</span>=<span><span>12<span>x2</span></span>+48

</span></span>Step 2: Subtract 12x^2+48 from both sides.

<span><span><span><span>x2</span>+36</span>−<span>(<span><span>12<span>x2</span></span>+48</span>)</span></span>=<span><span><span>12<span>x2</span></span>+48</span>−<span>(<span><span>12<span>x2</span></span>+48</span>)

</span></span></span><span><span><span>−<span>11<span>x2</span></span></span>−12</span>=0

</span>Step 3: Use quadratic formula with a=-11, b=0, c=-12.

<span>x=<span><span><span>−b</span>±<span>√<span><span>b2</span>−<span><span>4a</span>c</span></span></span></span><span>2a

</span></span></span><span>x=<span><span><span>−<span>(0)</span></span>±<span>√<span><span><span>(0)</span>2</span>−<span><span>4<span>(<span>−11</span>)</span></span><span>(<span>−12</span>)</span></span></span></span></span><span>2<span>(<span>−11</span>)

</span></span></span></span><span>x=<span><span>0±<span>√<span>−528</span></span></span><span>−<span>22

Hopefully this helps!
</span></span></span></span>
4 0
3 years ago
Which word is the antecedent of the underlined pronoun?
Dmitriy789 [7]
The antecedent for both the possessive adjective 'their' and the objective personal pronoun 'them' is children<span>.</span>
4 0
3 years ago
the area of the flag is 96 feet square feet. what is the perimeter of the flag if it has a length of 12 feet
poizon [28]
A=w*l \\ 96=w*12 \\ w= \frac{96}{12} =8
P=2(w+l)=2(12+8)=2*20=40
5 0
3 years ago
Plzzzzzzzzzzzzzzzzzz​
STatiana [176]

Answer:

Umm i dont even know

Step-by-step explanation:

3 0
3 years ago
PLEASE HELPPppp
sasho [114]

Answer: B

Hope this helps :)

5 0
3 years ago
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