The<span> part of the quadratic formula that tells you whether the quadratic equation can be solved by factoring is b^2 - 4ac
Given 2x^2 + 7x + 3 = 0
b^2 - 4ac = (7)^2 - 4(2)(3) = 49 - 24 = 25</span>
x=5
y= 7.07
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Answer:
0.5 is rational
is irrational
3.42859873 is irrational
is rational
Explanation:
0.5 can be a fraction. (1/2)
Square root of 24 cant be a fraction.
3.42859873 cant be a fraction.
0/100 is a fraction.
Answer:2/7 You can solve it with a calculator too