He'll save 3 dollars if he buys 60 mouth guards in packs of 10 which is 6×14.50 = 87
Whereas
4×22.50 = 90
Answer:
y = 81°
Step-by-step explanation:
let the 5 th angle in the pentagon be x
The sum of the interior angles of a polygon is
sum = 180° (n - 2) ← n is the number of sides
Here n = 5, then
sum = 180° × 3 = 540°
sum the angles and equate to 540
x + 95 + 125 + 116 + 105 = 540
x + 441 = 540 ( subtract 441 from 540 )
x = 99°
x and y are adjacent angles and supplementary, sum to 180° , that is
x + y = 180°
99° + y = 180° ( subtract 99° from both sides )
y = 81°
divide each term by -6
x<-7
then convert in to interval
Answer:
f¯¹(x)=x²+12x+36
Step-by-step explanation:

Answer:
C , D , B
Step-by-step explanation:
Trigonometry is given by three formulas :
SOH - CAH - TOA
- Sin x = Opp/Hyp
So Sine must be Option D - Cos x = Adj/Hyp
So Cosine must be Option C - Tan x = Opp/Adj
So tangent must be Option B
Hope this helped and have a good day