Answer:
Constants: 8 and 10
Step-by-step explanation:
It is a completely true statement that a <span>degree is larger than 30 arc minutes. The correct option among the two options that are given in the question is the first option. 30 arc minutes is almost equal to 1/2 degree. I hope that this is the answer that you were looking for and the answer has actually come to your great help.</span>
Answer:
Answer for A
Step-by-step explanation:
I don't know about B , Sorry for that.
If a secant<span> and a </span><span>tangent of a circle </span><span>are drawn from a point outside the circle, then the product of the lengths of the secant and its external segment equals the square of the length of the tangent segment.
</span><span>
y</span>² = 7(15+7)
<span>y</span>² = 7*22
<span>y</span>² = 154
<span>y = </span>√154
<span>y = 12.4 </span>← to the nearest tenth<span>
</span><span>
</span>
Answer: 10u3 + 4u2 - 2u + 10
Step-by-step explanation:
( 4u3 + 4u2 + 2) + ( 6u3 - 2u + 8)
opening the bracket
4u3 + 4u2 + 2 + 6u3 - 2u + 8
collecting like terms
4u3 + 6u3 + 4u2 - 2u + 2 + 8
10u3 + 4u2 - 2u + 10