The discriminate formula is b^2+4ac so -5^2+4(1)(6)=49
Answer:
<h2>260 x 3 + 6 = 786</h2>
Step-by-step explanation:
2 x 3 + 2 = 8
8 x 3 + 3 = 27
27 x 3 + 4 = 85
85 x 3 + 5 = 260
and so on..........
Answer:
16 units²
Step-by-step explanation:
Surface area
= square + 4 triangles
= 2² + 4(½ × 2 × 3)
= 4 + 4(3)
= 4 + 12
= 16
Answer:
60%= 40
50%=not possible
Step-by-step explanation:
x=grade on final
(65*.8) + (x*.2)=60
52+.2x=60
.2x=8
x=40
(65*.8) + (x*.2)=50
52+.2x=50
.2x=-2
x=-10
not possible