Answers by Phil Birnie
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Answers by Phil Birnie

Answers by Phil Birnie
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What is -20sin(theta)-10=0
answered Sep 25, 2023
12 votes
99.0k views
Which of the following equations represents a parabola that opens down and has a vertex at (3,-1)? O A. y = -2(x - 3)2 - 1 O B. y=-2(x+3)2 - 1 O C. y = 2(x - 3)2 - 1 O D. y = -2(x - 3)2 +1 SUBMIT
answered Aug 11, 2023
5 votes
7.7k views
A coin is tossed twice. What is the probability of getting a tail in the first toss and a tail in the second toss?
answered Aug 4, 2023
9 votes
133k views
What is the ionosphere and how does it form?
answered May 28, 2023
2 votes
116k views
Describe how you would create a model to represent the expression .
answered Mar 11, 2023
14 votes
94.5k views
A stamp gets more expensive each year. It increases in value by 60 % each year. Wha is the growth FACTOR?
answered Oct 20, 2022
7 votes
79.3k views
Write the equation of the line that passes through the given point and is perpendicular to the given line.
answered Oct 5, 2022
6 votes
222k views
An architect is designing a house. She wants the bedroom to have the dimensions of 10 ft by 6 ft by 7 ft. The architect doubles one dimension to create the den. Does that mean the den will have double
answered Sep 22, 2022
6 votes
70.8k views
If the cost price of a bag is AED 2176 and its selling price is AED 2497 then find the profit
answered Aug 23, 2022
5 votes
177k views
Opinion: why kids can be leaders and send powerful messages Help plssss !!!! ASAP
answered Aug 22, 2022
6 votes
82.8k views
F(x)=x^2. What is g(x)
answered May 18, 2022
10 votes
129k views
Solve 7z + 4 - 5z > 8 + 12 The solution is ____ This is on Big Ideas Math if anyone has this math problem.
answered Mar 1, 2022
11 votes
233k views
Carrie waited around for a while; it was only fifteen minutes later that she _________ that she had missed the bus.
answered Jul 6, 2021
2 votes
99.8k views
Apart from the enzyme, what 3 DNA molecules are required (give the technical names by which they are called)? What must be true about the sequences of these molecules? Note that dNTPs are individual nucleotides,
answered Feb 17, 2021
3 votes
157k views
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