False
because tan^2 45 = 1^2 = 1
and sec^2 x = 1/ cos^2 45 = (sqrt2)^2 = 2
so the sum = 3
Answer:
-357
Step-by-step explanation:
Withdrawal is taking something so a withdrawal of $357 is saying taking away $357 which is -357
Hope this helps
Sodium oxide is a simple strongly basic oxide. It is basic because it contains the oxide ion, O2-, which is a very strong base with a high tendency to combine with hydrogen ions. Reaction with water: Sodium oxide reacts exothermically with cold water to produce sodium hydroxide solution
Answer:
calcium is in shells and bones
Step-by-step explanation:
Answer: equality of a equation
