Exact Form : 5/2
Decimal Form : 2.5
Mixed number Form : 2 1/2
third option is the correct answer....
Answer:
86
Step-by-step explanation:
<h3>22+2²=22+64=86</h3>
Answer:
34
Step-by-step explanation:
34
ANSWERS:
2
−
4
−
2
1
x^{2}-4x-21
x2−4x−21
Grouping
1
Use the sum-product pattern
2
−
4
−
2
1
x^{2}{\color{#c92786}{-4x}}-21
x2−4x−21
2
+
3
−
7
−
2
1
x^{2}+{\color{#c92786}{3x}}{\color{#c92786}{-7x}}-21
x2+3x−7x−21
2
Common factor from the two pairs
3
Rewrite in factored form
Solution
(
−
7
)
(
+
3
)