Perform this mathematical operation and express the answer to the correct number of significant figures:
1.285 x 10-2 - 1.24 x 10-3
a) 0.01161
b) 1.16 x 10-2
c) 1.16 × 10²
d) 1.59 x 10-5

Uhave to get it fixed or buy a new one

I’d say platform as a service (paas) or application platform as a service (apaas) or platform base service is a category of cloud computing services that provides a platform allowing customers to develop, run, and manage applications without the complexity of building and maintaining the infrastructure typically associated with developing and launching an app.

Answer domain name system (dns);