Answer the following questions about quadratic equations.

Enter each answer below and press TAB to
check

Graded Response

a) Solve for w:
w^{2} = 49

a)
and


b) How many real number solutions exist for n^{2}
+ 7 = 5 ?

b)


c) Find the missing value so that the equation r^{2}
+ ? = 10
will have exactly one solution.

c)

