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Answers by QingYun

Answers by QingYun
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Need help with these math problems
answered Dec 24, 2023
14 votes
116k views
The specific heat capacity of water is 4000 J/kg°C. How much heat will be required toraise the temperature of 7 kg of water from 7°C to 17°C?Express your answer in J.
answered Nov 14, 2023
28 votes
462k views
Question 2(Multiple Choice Worth 2 points) (Factoring Algebraic Expressions MC) Rewrite 1/6x³y + 5/6xy² using a common factor. xy(x² +5y) xy(3x² +15y) xy(x² +5y) x³y²(y+5x)
answered Aug 31, 2023
21 votes
209k views
1 . A right triangle has side lengths 3 cm, 4 cm, and 5 cm. a) Draw the triangle. b) A similar triangle has hypotenuse 30 cm long. What is the scale factor? c) What are the lengths of the legs?
answered Jul 13, 2023
17 votes
258k views
Identify the slope in the equation 20x - 10y = 60.
answered Feb 23, 2023
10 votes
315k views
Do you believe in the saying, “There is cash in trash (May pera sa basura)?” Why or why not? English Please.
answered Jul 29, 2022
22 votes
475k views
Find the sum of the first 274 natural numbers.
answered May 17, 2022
9 votes
349k views
I need help in this, help please.
answered May 8, 2022
25 votes
90.2k views
A democracy is a sytem of government run by​
answered Mar 15, 2022
22 votes
140k views
What can be used as a symbol in a story
answered Feb 8, 2022
17 votes
66.7k views
What is the minimum y value of the graph above? А: -6 B: 0 C: 6. D: 19
answered Jan 10, 2022
18 votes
373k views
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