<h2>QUESTION:</h2>
What is 2 8/10 + (-3.5) in decimal form.
<h2>SOLUTION:</h2>
▶️ 28/10 - 3.5
▶️ 2.8 - 3.5
▶️ - 0.7
<h2>ANSWER:</h2>
- 0.7 ( Minus zero point seven )
<h2 />
4.67= 4 67/100
67 is a prime number, so the only fraction 67 hundredths can be represented by is 67/100.
Answer:
34
Step-by-step explanation:
x=3+√8
y =3-√8
now,
1/x^2+1/y^2
=1/(3+√8)² + 1/(3-√8)²
= [(3-√8)²+(3+√8)²] / (3+√8)²(3-√8)² [L.C.M = (3+√8)²(3-√8)² ]
=[(3-√8+3+√8)²-2(3-√8)(3+√8) ] / [(3+√8)(3-√8)]²
=[6²-2.(3²-√8² )] / (3²-√8²)² [ a²+ b²=(a+b)²-2ab]
=[36-2(9-8) ]/ (9-8)²
=[36-2.1] / 1²
=34
(3,-2) hope this helps Yall