Decide if the given number is a solution to the given equation.7x2 + 5 = 47; 3
A. No
B. Yes
Answer: A
Mathematics
You might also like to view...
John is on a new diet and keeps track of his weight loss each week. In January, he lost 
lb the first week, 2 lb the second week, 
lb the third week and 
lb the last week. How much weight did he lose in January?
A. 12 lb
B. 
lb
C. 
lb
D. 
lb
Mathematics
Find z1z2. Express the answer in standard form.z1 = 4(cos 225° + i sin 225°)z2 = 6(cos 225° + i sin 225°)
A. -24 B. 24 C. 24i D. -24i
Mathematics
Solve the equation.t3 + 6t2 = 0
A. {- 6} B. {6} C. {0, 6} D. {0, - 6}
Mathematics
Solve the problem.A banquet dinner is being organized by a club. The actual cost of the dinner is $20 per person. The members are to pay $5 to attend, with the club making up the difference. What percentage of the dinner's cost is the member to pay?
A. 15% B. 20% C. 17% D. 25%
Mathematics