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Answers by Sacvf

Answers by Sacvf
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​A rally car is at the start line for a race. Marker posts are placed every 20 metres. The time taken for the rally car to reach the last marker post is 5 seconds. (a)​Calculate the average speed of the
answered Dec 7, 2023
10 votes
129k views
A substance requires 310 J of heat to raise the temperature from 19 °C to 42 °C.. If the mass of the substance is 20 g, what is the specific heat of the substance?
answered Sep 1, 2023
14 votes
181k views
Luther preached that all Christians a. should join a church. b. had equal access to God. c. should travel to Rome. d. would enter heaven.
answered Jul 21, 2023
26 votes
533k views
Find the equation of the line through (7,−2) which is parallel to the line y=−x−4. Give your answer in the form y=mx+b.
answered Mar 1, 2023
20 votes
107k views
What happens when the line y=x is change to y = x+2.
answered Feb 19, 2023
25 votes
406k views
A building is 286 meters tall and casts a shadow 66 meters long. A tree in front of the building is 13 meters tall. How long is the shadow of the tree? a 10 meters b 0.28 meter c 3 meters d 56.33 meters
answered Feb 2, 2023
25 votes
262k views
Indicate variable g=x-c+y for x help extra points
answered Oct 29, 2022
13 votes
46.9k views
Please Help! SCAMMERS WILL BE REPORTED! Use Cramer's Rule to solve the following system -2x- 6y = -26 5x + 2y = 13
answered Jan 27, 2022
16 votes
186k views
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