Solve 4x^2 + 43 = 120. Round to the nearest hundredth.

1 answer:

4 0

4x² + 43 = 120
4x² = 120 - 43
4x² = 77
x² = 77/4
x² = 19.25
x = ±√19.25
x = ±4.39
<span>
The solutions are ±4.39</span>

You might be interested in

Harman [31]

Answer:

Step-by-step explanation:

HJ=HT+TJ

HJ=25+17=42

HJ=42

6 0

2 years ago

GenaCL600 [577]

The answer is zero, so no solution is your answer.

4 0

2 years ago

elena-14-01-66 [18.8K]

Answer:

$\sqrt{108} \sqrt{36 \times 3} \sqrt{36} \sqrt{3} \: \: 6 \sqrt{3} \: \: \: \sqrt{108} = 10.392304845413264$

8 0

3 years ago

Lisa [10]

Find the multiples of each number:

18: 1 , 2 , 3 , 6 , 9 , 18

24: 1, 2, 3, 4, 6 , 8, 12, 24

Now find the matching numbers:

1 , 2, 3 , 6

7 0

3 years ago

Archy [21]

ΔABC ≡ ΔDFE

⇒ line EF = BC

<u>Solve x:</u>

3x - 4 = 20

3x = 24

x = 8

Answer: x = 8

4 0

3 years ago