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Helen [10]
2 years ago
9

Simplify (2√5+3√7)^2.

Mathematics
2 answers:
VashaNatasha [74]2 years ago
5 0
Answer is 83+12root35
Irina18 [472]2 years ago
3 0
<span>\[(2\sqrt{5}+3\sqrt{7})(2\sqrt{5}+3\sqrt{7})\]</span>
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ANSWER PLEASE !!<br> -2x-5=10<br> 4x+2y=8<br> -6x+2y=12
son4ous [18]

Answer:

x= -15/2 y=-33/2

Step-by-step explanation:

i dont know how you want to solve it but if it is "system of equations" then first solve for the first variable in on e of the equations, then substitute the result into the other equation.

6 0
2 years ago
A ball is thrown into the air with an upward velocity of 32 ft/s. Its height h in feet after t seconds is given by the function
Keith_Richards [23]
<span>2 s; 22 ft 1 s; 22 ft 2 s; 6 ft 1 s; 54 ft i et itdont g</span>
6 0
3 years ago
1 point<br> 9) A 12-foot long sub sandwich is cut into 7 equal pieces. How long is each<br> piece? *
Makovka662 [10]

Answer:

20 4/7 inches

Step-by-step explanation:

Take 12 feet and convert to inches

1 ft = 12 inches

12 * 12 = 144 inches

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5 0
3 years ago
Read 2 more answers
NO LINKS AND PLEASE MAKE YOUR ANSWER SIMPLE.
Ber [7]

The student with the correct answer is Dylan who says the decimal should be placed between the 8 and 0.

This is base on the estimation that 3.01 is a two decimal place number, so the product 18.06 should also be in 2 decimal place.

<h3>How to find product of decimal number?</h3>

A decimal number is a number expressed in the decimal system (base 10).

Place value:

  • Ten thousand
  • Thousand
  • Hundred
  • Ten
  • ones
  • . decimal point
  • tenth
  • hundredths
  • thousandth
  • ten thousandth
  • hundred thousandth

6 × 3.01

3.01

  • 3 = ones
  • . = decimal point
  • 0 = tenth
  • 1 = hundredth

6 × 3.01

= 18.06

Therefore, Lucas is incorrect with his answer that the decimal should be placed between the 1 and 8.

Read more on decimal number:

brainly.com/question/1827193

#SPJ1

5 0
1 year ago
Target has a 42" HDTV that sells for $1,250 and is on sale for 15% off. After a sales tax of 6.5%, what is the final cost for th
Naddika [18.5K]

Answer:

$ 1,131.56

Step-by-step explanation:

1,250x85%=1,062.50

1,062.50x6.5=69.06

1062.50+69.06=1,131.56

7 0
3 years ago
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