Its choice d because 1^2 - 5(1) + 6
= 1 - 5 + 6
= 2
Answer:
18x^2+6
Step-by-step explanation:
2(9x^2+3)
multiply each term in parentheses by 2
2 x 9x^2+2 x 3
calculate product
18x^2+2 x 3
multiply numbers
18x^2+6
Answer:
B
Step-by-step explanation:
you take away the 7 and it then b
Answer: 14cm
Step-by-step explanation:
The diameter of a circle is twice the radius.
Therefore, the diameter = 2*7 cm = 14cm
