What is the expanded form of this number? 630.052 (6×100)+(3×10)+(5×110)+(2×1100) (6×100)+(3×1)+(5×110)+(2×1100) (6×100)+(3×1)+(5×1100)+(2×11,000) (6×100)+(3×10)+(5×1100)+(2×11,000)

3-12. write each answer with a reasonable number of figures. find the absolute uncertainty and percent relative uncertainty for each answer. (a) [12.41 (±0.09) + 4.16 (±0.01)] x 7.068 2 (±0.000 4) =? (b) [3.26 (±0.10) x 8.47 (±0.05)] - 0.18 (±0.06) =? (c) 6.843 (±0.008) x 104 + [2.09 (±0.04)- 1.63 (±0.01)] =?

Measure of angles 31 (x+4) (3x+9) me

Which equation is true? i. 56 ÷ 4·7 = 82 ÷ (11 + 5) ii. (24 ÷ 8 + 2)3 = (42 + 9)2 neither i nor ii ii only i and ii i only