Answer:
15 B
16 C
17 A
Step-by-step explanation:
15. option 2
16. option 3
17. option 1
15. (2.3*10^1)(7*10^6) = 161000000 = 1.61 * 10⁸
16. (1.1*10^-5)(3*10^-2) = 33/100000000 = 3.3 * 10⁻⁷
17. 7t⁴ * 7t⁴ = 49t⁸
Answer:X=-2
Step-by-step explanation:Distribute 2 into 2x and 2 the subtract positive 2 from negative 2 to get negative 4 divide that by 2x to get x is equal to negative 2
4n + n + 6 + 4n + n + 6
10n + 12
he ought to have added the Ns
cc: He is supposed to add the coefficients of N
hi im not really sure if this is right
