If Y is an external point and XY and YZ are tangent to the circle, then by definition, XY = YZ.
Then, we just plug in the values to get:
2x + 8 = 8x - 16
Combine like terms to get:
6x = 24.
Divide 6 from both sides, and you get: x = 4 units.
Answer: 5
Step-by-step explanation: -2+7=5
when the signs are different you subtract and when the signs are the same you add. Then you keep the sign of the bigger number.
Answer:

Step-by-step explanation:



distribute



<u>F</u><u>i</u><u>r</u><u>s</u><u>t</u><u> </u><u>i</u><u>n</u><u>t</u><u>e</u><u>g</u><u>r</u><u>a</u><u>n</u><u>d</u>
let tan x = u
du = sec²x dx
<u>S</u><u>e</u><u>c</u><u>o</u><u>n</u><u>d</u><u> </u><u>i</u><u>n</u><u>t</u><u>e</u><u>g</u><u>r</u><u>a</u><u>n</u><u>d</u>
let cos x = z
dz = -sin x dx



Answer: -2.1p + 1.7
2.4 - 6p - 0.7 + 3.9p
Subtract 6p from 3.9p. (-2.1p)
Subtract 0.7 from 2.4. (1.7)
Answer:
(x-2)(x^2+1)
Step-by-step explanation: