subject
Mathematics, 09.07.2019 11:30 pookie1971

Is this a difference of squares? x2βˆ’30 1. yes because it involves a minus sign 2. yes because it starts with an x2 3. no because it starts with an x2 4. no because the 30 is not a perfect square number factor this difference of squares. 16x2βˆ’25 1. (16xβˆ’5)(16x+5) 2. (4xβˆ’5)(4x+5) 3. (4xβˆ’25)(4x+25) 4. (4x2βˆ’5)(4x2+5)

ansver
Answers: 1

Another question on Mathematics

question
Mathematics, 21.06.2019 19:20
Part a: sam rented a boat at $225 for 2 days. if he rents the same boat for 5 days, he has to pay a total rent of $480. write an equation in the standard form to represent the total rent (y) that sam has to pay for renting the boat for x days. (4 points)
Answers: 1
question
Mathematics, 21.06.2019 19:30
Awater holding tank measures 105 m long, 50 m wide, and 8 m deep. traces of mercury have been found in the tank, with a concen- tration of 60 mg/l. what is the total mass of mercury in the tank? answer in units of kg.
Answers: 1
question
Mathematics, 21.06.2019 20:30
Which expression is equivalent to (4 +6i)^2? ? -20 + 48i 8 + 12i 16 - 36i 20 + 48i
Answers: 1
question
Mathematics, 21.06.2019 23:00
Two years ago a man was six times as old as his daughter. in 18 years he will be twice as old as his daughter. determine their present ages.
Answers: 1
You know the right answer?
Is this a difference of squares? x2βˆ’30 1. yes because it involves a minus sign 2. yes because it st...
Questions
question
Mathematics, 01.03.2021 21:50
question
Mathematics, 01.03.2021 21:50
question
Mathematics, 01.03.2021 21:50
question
Mathematics, 01.03.2021 21:50
question
Mathematics, 01.03.2021 21:50
question
Mathematics, 01.03.2021 21:50