Answer:
z ≈ 1.48
Step-by-step explanation:
A suitable calculator requires only the "work" of data entry. For a TI-83, you can find the result from ...
invNorm(.06945,0,1,RIGHT-tail) = 1.479899759
The z-value is about 1.48.
_____
<em>Additional comment</em>
My iOS TI-83/84 "work-alike" app reportedly gives more accurate results than an actual TI-83 calculator. YMMV
Answer:
15 cm
Step-by-step explanation:
Perimeter is 2x+2y,
2x+2y=80
x+y=40
so since one side is 25 cm long
that means the other side is 40-25=15 cm
Answer:
4
Step-by-step explanation:
3(-2x+3)>12
<=> -2x +3 >12/3
<=> -2x > 12/3 -3
<=> -2x > 1
<=> x <-1/2
<span>The answer your looking for is (-3.11416778437). I added all of the numbers incase you had to round off to the thoussandths or millionths.
Hope it helps.</span>
