See the photo attached for the answers
 
        
        
        
Answer:
1.445 × 10³
Step-by-step explanation:
Standard form is a way of writing a small number or a large number easily.
We should give the final answer in standard form.
1) (1.7 × 10⁴) × (8.5 × 10⁻²)
We enter this directly into the calculator to obtain a solution.
= 1445
We write this in standard form we have :
1.445 × 10³
 
        
                    
             
        
        
        
Answer:
Step-by-step explanation:
Helen had Php7500 for shopping money
 she had Php132.75 in her pocket
she spend= 7500.00-132.75
 =7367.25answer
 
        
             
        
        
        
Answer
pay attention in class
Step-by-step explanation:
dont go online looking for answers