Answer:
15x + 180 ≥ 900
x ≥ 48
Step-by-step explanation:
x = amount of laptops needed to sell.
Equation:
15x + 180 ≥ 900
15x ≥ 720
x ≥ 48
Check:
15(48) + 180 = 900
720 + 180 = 900
900 = 900 (It's good, she needs to make at least 900, so she needs to sell at least 48 laptops).
Answer:
No.
Step-by-step explanation:
A regular polygon has all sides and angles congruent. This is not possible with a concave polygon. If the sides are congruent in a concave polygon the angles are not congruent.
<h2>
</h2>
<h3>(OR)</h3>
<h2>
</h2>
![\sf{=\dfrac{d}{dx}\bigg[\dfrac{a^x}{ln(a)} \bigg] }](https://tex.z-dn.net/?f=%5Csf%7B%3D%5Cdfrac%7Bd%7D%7Bdx%7D%5Cbigg%5B%5Cdfrac%7Ba%5Ex%7D%7Bln%28a%29%7D%20%20%5Cbigg%5D%20%7D)
<h3>(Linear differentiation)</h3>
<h2>
</h2>
<h3>✭ Linear differentiation</h3>
→ ![\sf{[a.b(x)+c.d(x)]'=a.b'(x)+c.d'(x)}](https://tex.z-dn.net/?f=%5Csf%7B%5Ba.b%28x%29%2Bc.d%28x%29%5D%27%3Da.b%27%28x%29%2Bc.d%27%28x%29%7D)
<h3>✭ Exponential function rule</h3>
→ 
Answer:
Below.
Step-by-step explanation:
0.07x12=0.84 x 2=1.68.
