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Answers by Pimvdb

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I NEED HELP BIG TIME PLS I WILL MAKE BRANNIEST!!!!
answered Nov 30, 2023
4 votes
21.2k views
Select all statements below which are true for all invertible n×n matrices A and B A. AB=BA B. (In−A)(In+A)=In−A2 C. (A+B)(A−B)=A2−B2 D. A+In is invertible E. A9B5 is invertible F. (A+A−1)2=A2+A−2
answered Oct 31, 2023
9 votes
166k views
What is the force needed to accelerate a grocery sack weighing 212 N upward at 1.7 m/s2
answered Sep 25, 2023
9 votes
57.9k views
The sales tax rate is 10%. How much will it cost to buy a $7.44 panther figurine? (Panther $7.44 plus tax) $0.41$9.00$8.18$8.59
answered Jul 18, 2023
4 votes
28.5k views
How many triangles are here
answered Sep 7, 2022
3 votes
210k views
Ron is a healthcare worker. His job requires him to lift and move medical equipment. How should he approach his work? A. bend at the knees to life the object B. bend at the waist to life the object C.
answered May 22, 2022
2 votes
42.7k views
Find the mean of the data. The number of students who have a dog in each class. 12, 8, 6, 3, 1,6​
answered Apr 26, 2022
5 votes
186k views
Es Cumpleaños singular o plural ? Please help
answered Apr 21, 2022
6 votes
162k views
Which of the following atoms has the largest radius? Mg Si S Cl
answered Apr 1, 2022
3 votes
129k views
What is a surface event? (please answer quickly)​
answered Mar 10, 2022
5 votes
8.3k views
An Autotroph get energy from the sun, not from food. Tue False
answered Jan 16, 2022
6 votes
215k views
10 POINTS!!! Which of the following was part of the agricultural revolution? A. domestication of animals B. significant artistic activity C. the beginning of agricultural rituals D. widespread use of bronze
answered Sep 11, 2021
2 votes
125k views
3) Which of the following are nominated by the President and approved by the Senate? Answer A: House of Representatives B: Senators C: Supreme Court justices D: Vice-Presidents
answered Feb 21, 2021
4 votes
134k views
What is the author’s main purpose in the article? A. to highlight the unfair treatment of female runners before Switzer B. to show how Switzer changed people’s beliefs about female runners C. to prove
answered Jan 10, 2021
2 votes
11.2k views
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