Questions by David Jarvis

Questions by David Jarvis

Consider the problem of finding the line of symmetry and vertex of the quadratic equation f(x) =x^2-8x+15 What is the error in the solution below? x^2-8x+15=0 x=-8/2 =-8/2=-4 line of symmetry 8^2-8x+15=0

asked Jan 15, 2018

1 answer

1 vote

234k views

A student is studying water fleas and measuring their heart rates as the number of beats per second. What type of data is he recording? a) Hypothetical b) Qualitative c) Quantitative

asked Nov 10, 2017

2 answers

1 vote

137k views

What are two advantages of equal area projection

asked Aug 12, 2017

1 answer

0 votes

11.6k views

How do you write 72.1 as a fraction

asked Jul 9, 2016

2 answers

1 vote

174k views

When an atom of lithium loses an electron, the atom becomes a (1) negative ion with a radius smaller than the radius of the atom (2) negative ion with a radius larger than the radius of the atom (3) positive

asked Apr 23, 2016

2 answers

0 votes

212k views

Express the ratio or rate as a fraction in simplest form 35 out of 149

asked Nov 25, 2015

1 answer

1 vote

150k views

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