100 ! will mark

1. what are the solutions to the equation 4b^2−45=−9

enter your answer with no spaces like the example provided here: x=2,-1

2. what are the zeros of the function represented by the quadratic expression
2x^2+x−3

3. simplify

−245−−√+33√+23√

4. 28√⋅20−−√

which of these is equivalent to this expression?

a. 3210−−√

b. 5

c. 810−−√

d. 228−−√

5. which product is irrational?

a. 2√⋅50−−√

b.10−−√⋅8√

c. 9√⋅49−−√

d. 64−−√⋅4√

Select the correct answer from each drop-down menu. the table shows the annual sales revenue for different types of automobiles from three automobile manufacturers. sales revenue (millions of dollars) suv sedan truck marginal total b & b motors 22 15 9 46 pluto cars 25 27 10 62 panther motors 26 34 12 72 marginal total 73 76 31 180 the company with the highest percentage of sales revenue from sedans is . of the annual sales revenue from suvs, the relative frequency of pluto cars is .

What is the least common multiple for 6 and 8? what is the least common multiple for 4 and 12 ? what is the least common multiple for 11 and 12? what is the least common multiple for 3 and 6?

Why is it so easy to buy on impulse and overspend with a credit card? what could you do to counteract this tendency?