Symbols: Mathematical ²

³

√

∛

·

×

÷

±

≈

≠

≤

≥

≡

≅

⇒

,

⇔

∈

∉

∧

∨

∞

α

β

Δ

π

Ф

ω

↑

↓

∵

∴

↔

→

←

⇵

⇅

⇄

⇆

∫

∑

⊂

⊃

⊆

⊇

⊄

⊅

∀

°

∠

∡

⊥

∪

∩

∅

¬

⊕

║

∦

∝

∞

㏒

㏑

Find an equation for the linear function which has slope -10 and x-intercept -7

You are a clerk at convenience store. a customer owes 11.69 for a bag of potatoes chips. she gives you a five dollar bill. how much change should the customer receive?

Fanny mendelssohn manages all the magazines and paperback books at a local grocery store. she prices many paperbacks to sell at $7.99. the cost to the store is $5.29. what is the markup rate on a paperback book, based on its cost?