What is the product? Assume x > 0 (sqrt 3x + sqrt 5) (sqrt 15x + 2 sqrt 30)

Asalesperson earns $320 per week plus 8% of her weekly sales. the expression representing her earnings is 320 + 0.08x. which of the following describes the sales necessary for the salesperson to earn at least $1000 in the one week?

When you answer this can you explain

The reflexive property of congruence lets you say that ∠pqr ≅