( )A. (a-b)(b-a) B. (-x+1)(x-1) C. (-a-b)(-a+b) D. (-x-1)(x+1) 相关知识点: 试题来源: 解析 C The formula for the difference of squares is , we need to check each option to see if it can be written in this form.反馈 收藏 ...
The formula for the perimeter of a square is “P = 4s” in English. Which one is the incorrect way to say it? A. P is equal to four times s B. The perimeter P equals four s C. Four s is P for the square perimeter D. P E. qual to 4 multiply s ...
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the name is derived by starting with a parent chain that has some number of carbon atoms bonded together. This chain contains a number of substituents and functional groups. One compound can have several functional groups in its molecular structu...
Formula used:In this solution, we will use the following formula: Weight of an object: $W = mg$ where $m$ is the mass and $g$ is the gravitational acceleration Complete step by step answer: The gram-force is a metric unit of the measurement of forc...
A. The sum of two numbers is number one multiply number two. B. The sum of two numbers is number one minus number two. C. The sum of two numbers is number one plus number two. D. The sum of two numbers is number one divide number two. ...
NCERT solutions for CBSE and other state boards is a key requirement for students. Doubtnut helps with homework, doubts and solutions to all the questions. It has helped students get under AIR 100 in NEET & IIT JEE. Get PDF and video solutions of IIT-JEE Mains & Advanced previous year pap...
Excessive crying and prolonged fussiness can be symptoms of colic, which can cause great distress to your little one. Which formula can be the best one to use for a colicky baby? Can Certain Formulas Cause Colic? While the exact cause for colic remains unknown, it’s often linked to your...
Given this equivalence, understand that either one can be used for this problem. There may be particulars at work, where such a direct equivalence is not possible -- consider the assumptions underlying Miller's approximation to begin with -- but in that case, neither...
Use the fundamental trigonometric identities to simplify the expression. There is more than one correct form for each answer. (\tan x + 1)^2 \cos x Verify the identity: sin(A + B) / sin(A - B) = (tan A + tan B) / (tan A - tan B) ...