Answers by Mark Fisher
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Answers by Mark Fisher

Answers by Mark Fisher
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If R1 and R2 are the roots of x^2+4x-5=0
answered Jul 9, 2018
2 votes
51.6k views
I need an answer asap
answered May 4, 2018
2 votes
60.1k views
Chemical messengers released within the tissues where they are produced
answered Feb 16, 2018
5 votes
66.9k views
Cosimo Medici hired Brunelleschi to build a _____ for a cathedral in Florence.
answered Nov 7, 2017
0 votes
22.6k views
Which of these is equivalent to the law of conservation of energy? A. The total mechanical energy is always conserved. B. Friction is a nonconservative force. C. Kinetic energy can be transformed into
answered Sep 21, 2017
1 vote
194k views
A child born in 2011 will cost his or her parents________. exactly $200,000/ significantly more than $200,000/ significantly less than $200,000/ The exact amount of money will vary according to the family’s
answered Jul 31, 2017
4 votes
84.2k views
What is the calorie-expenditure for an individual who weighs 145 pounds who dances moderately for two hours? A. 1113.6 calories B. 783 calories C. 556.8 calories D. 391.5 calories
answered Feb 18, 2017
5 votes
121k views
the ratio of red marbles to blue marbles in a bag is 4:7. There are 16 red marbles.How many blue marbles are there? solve for indicated variable.
answered Jul 16, 2015
1 vote
40.9k views
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