Is x2 + 10x + 20 a perfect square trinomial?
Yes or no...
Mathematics, 15.01.2021 18:40 johnsonkia873
Is x2 + 10x + 20 a perfect square trinomial?
Yes or no
Answers: 1
Mathematics, 21.06.2019 16:30, marbuscis99
Prove that the sum of two consecutive exponents of the number 5 is divisible by 30.if two consecutive exponents are 5n and 5n + 1, then their sum can be written as 30.
Answers: 1
Mathematics, 21.06.2019 16:30, leenzazou98241
The average human heart beats 1.15 \cdot 10^51.15⋅10 5 1, point, 15, dot, 10, start superscript, 5, end superscript times per day. there are 3.65 \cdot 10^23.65⋅10 2 3, point, 65, dot, 10, start superscript, 2, end superscript days in one year. how many times does the heart beat in one year? write your answer in scientific notation, and round to one decimal place.
Answers: 1
Mathematics, 17.03.2020 20:33
Mathematics, 17.03.2020 20:33
Mathematics, 17.03.2020 20:33
Mathematics, 17.03.2020 20:33