The graph of the equation y = x2 + 3x - 7 is shown below. Which of the following e yato one has solutions that all lie between the solutions of the given graph?

a) x^2 + 4x - 5 = 0
b) x(x-4) = 0
c) x^2 + x - 2 =0
d) x^2 = 9

The graph of a line gets what as the value of the slope gets bigger

Given sin28.4=.4756, cos28.4=.8796, and tan28.4=.5407 find the cos of 61.6

The first week samantha learned to read braille, she could read 10 words per minute. in the second week she increased her speed by 20%. in the third week she increased her speed again by another 25%. how many words could she read per minute by the third week? hurry and tell me!